Question: In the arrangement shown,the springs are light and have stiffness $ k_1 = 100 N/m and k_2 = 200 N/m $ and the pullcys are ideal.An 8.0 kg block suspended from the lower pulley is initially held at rest maintaining the strings straight and springs relaxed.Now the force supporting the block is gradually reduced to zero.How far does the block descend during the process of reduction of the force? Acceleration due to gravity is $ 10 m/s^2 $


Question: The structure of liquid pure water is formed by the action of hydrogen bonds, resulting in transient and ___ configurations.


Question: Who is considered the 'Father of American Ballroom Dancing'?


Question: What day, month, and year was the EP "Dirty Laundry" released by Adore Delano?

Music History, Education, and Technology


Question:
The available reactors consist of one CSTR and one PFR, each with a volume of $4 \mathbf{m}^{3}$. The following liquid-phase reactions are carried out under isothermal conditions:
$$
\begin{array} {l l}
\mathrm{A + B \to P,} & r_{\mathrm{P}} = 1.6 c_{\mathrm{A}} \ \mathrm{mol} / (\mathrm{m}^{3} \cdot \mathrm{h}) \\
\mathrm{2A \to R,} & r_{\mathrm{R}} = 8.2 c_{\mathrm{A}}^{2} \ \mathrm{mol} / (\mathrm{m}^{3} \cdot \mathrm{h}) \\
\end{array}
$$
The mixture of A and B is processed at a rate of $8 \mathrm{m}^{3} / \mathrm{h}$, where the initial concentration of component $\mathrm{A}$ is $c_{\mathrm{A 0}} = 2 \mathrm{kmol} / \mathrm{m}^{3}$. If the desired product is $\mathbf{P}$, what is the yield of the desired product $\mathbf{P}$ when using the CSTR?

Elements of Chemical Reaction Engineering


Question: "Unemployment has obvious peaks and troughs and is not evenly distributed throughout the year." This is a description of seasonal unemployment regarding ().


Question: The x-coordinate of a particle moving on x-axis is given by $x = 3 sin 100t + 8 cos^2 50t$, where x is in cm and t is time in seconds. Which of the following is/are correct about this motion?

E) the maximum displacement of the particle from the origin is $9$ cm.

Choices:
the amplitude of the resultant S.H.M. is $\sqrt{65}$ cm
the maximum displacement of the particle from the origin is $12$ cm.
the amplitude of the S.H.M. of the particle is $4$ cm
the amplitude of the resultant S.H.M. is  $\sqrt{73}$ cm
the maximum displacement of the particle from the origin is $9$ cm.
the maximum displacement of the particle from the origin is $7$ cm.
the maximum displacement of the particle from the origin is $10$ cm.


Question: The degree of polymerization has a significant effect on the mechanical strength of cellulose.At what degree of polymerization does strength increase with increasing degree of polymerization?


Question: The majority of Supreme Court justices

C) are appointed by presidents of the same political party

Choices:
are nominated by the Speaker of the House
are appointed by presidents of the same political party
switch party affiliation during their term
are required to have a degree in constitutional law
have previously served as Vice President


Question:
There is a round stick with a radius r. Now to cut out a rectangular cross-section beam from the round bar (the cross-sectional size is unchanged along the length of the beam), the cross-sectional size should be such that the bending moment that the beam can bear is the largest, then its optimal solution is.
Note: The width of the beam is 2x, the height is 2x, and the maximum bending stress on the beam section is as follows:
$\sigma_{\text{max}} = \frac{M}{I} x_t = \frac{M x_1}{\frac{1}{12}(2 x_1)(2 x_2)^3} = \frac{3}{4} \cdot \frac{M}{x_1 x_2^3}$


Question: When storing tea leaves, attention should be paid to temperature control. For every 10°C increase in temperature, the rate of browning for tea leaves will increase () times.


Question:
Given a flow field with the velocity distribution as follows:
$$
\left\{\begin{array} {l} {u=U \left[ t-\mathrm{erf} \left(-\frac{y}{2 \sqrt{v t}} \right) \right] \qquad( t > 0, \ \ y > 0 )} \\ {v=0} \\ {w=0,} \\ \end{array} \right.
$$
where $U$ and $\boldsymbol{v}$ are constants, and $\mathrm{erf}(\eta)=\frac{2}{\sqrt{\pi}} \int_{0}^{\eta} \mathrm{e}^{-\xi^{2}} \mathrm{d} \xi$ is the error function used for calculating vorticity. So what is the vorticity ?

Choices:
$$
\frac{U} {\pi t} \mathrm{e}^{-\frac{y} {2 \sqrt{v t}}}
$$


Question: The compound $CH\equiv CCH_{2}CH_{2}CH=CHCH_{3}$ is subjected to oxidation with $CrO_{3}/CH_{3}COOH$. The products formed are:


Question: What was the number of recorded injuries in the Weesp train disaster of 1918 in the Netherlands?


Question: Find the value of $\sqrt{\sqrt[3]{28} - \sqrt[3]{27}}$.


Question: Determine the ionization energy of the hydrogen atom.


Question: () is the phenomenon that when a normally temperate bacteriophage infects its host cell and causes it to become lysogenic, the phage genes are integrated into the host's nuclear genome, causing the host to acquire new genetic traits other than immunity.


Question: A defendant was prosecuted for murder. At trial, the prosecutor called a police detective to testify. The detective, who questioned the defendant at the station house after his arrest, testified that the defendant initially declared his innocence. The detective further testified that when given the opportunity to take a lie detector test, the defendant refused. The defendant's attorney did not object to the detective's testimony. The defendant was convicted and sentenced to prison. The defendant, who is now represented by a new attorney, appeals, claiming that it was error to admit the detective's testimony. The appellate court should find

F) plain error, because the trial court should have acted on its own motion to order reference to the lie detector test stricken.

Choices:
no error, because the defendant refused the lie detector test, implying guilt
harmless error, because the defendant was given the opportunity to defend his statements
harmless error, because the defendant's statements were admissions.
plain error, because the defendant was not read his rights prior to the questioning
no error, because the detective's testimony was valid evidence
plain error, because the trial court should have acted on its own motion to order reference to the lie detector test stricken.
harmless error, because the defendant's refusal to take the lie detector test was relevant information for the jury.
harmless error, because the defendant's trial attorney failed to preserve the argument by timely objection.
plain error, because the detective's testimony was hearsay
plain error, because admission of the detective's testimony violated the defendant's privilege against self-incrimination.


Question: Calculate the derivative of the function $r = \ln\left(\sqrt[4]{\frac{ 1+\tan(\varphi) }{ 1-\tan(\varphi) }}\right)$.


Question: When the dosage is too high or for too long, the epinephrine drugs that can cause acute renal failure is ().


Question: If the backward $N$ frame ARQ protocol is used for flow control, and the frame numbering field is 7 bits, then the maximum length of the sending window is ().


Question: What is the main safety factor to consider when designing a "non-motorized vehicle lane"?


Question: If the information code element is 100101, then the odd parity code is ____, and the even parity code is ____.

Information and Communication Engineering


Question: Out of 10 Go stones, there are 2 black stones and 8 white stones. If these 10 stones are randomly divided into two piles, each containing 5 stones, the probability that each pile contains one black stone is____.


Question: A rubber specimen at 25°C, with a stress of $1.5 \times 10^{6} \mathrm{~N/m^{2}}$, has an elongation ratio of 2.5. Calculate the stress required at 25°C when the elongation ratio is 1.5 is ().


Question: From which date, month, and year to which date, month, and year did the Indian politician Anant Geete serve as the Minister of Power in the Indian government?


Question:
A 67-year-old man comes to the physician for a follow-up examination. He has had lower back pain for several months. The pain radiates down the right leg to the foot. He has no history of any serious illness and takes no medications. His pain increases after activity. The straight leg test is positive on the right. The results of the laboratory studies show:
Laboratory test
Hemoglobin 14 g/d
Leukocyte count 5,500/mm3 with a normal differential
Platelet count 350,000/mm3
Serum
Calcium 9.0 mg/dL
Albumin 3.8 g/dL
Urea nitrogen 14 mg/dL
Creatinine 0.9 mg/dL
Serum immunoelectrophoresis shows an immunoglobulin G (IgG) type monoclonal component of 40 g/L. Bone marrow plasma cells return at 20%. Skeletal survey shows no bone lesions. Magnetic resonance imaging (MRI) shows a herniated disc at the L5. Which of the following is the most appropriate next step?

Choices:
Non-steroidal anti-inflammatory drugs (NSAIDs)


Question: Which clef should be used for a whole note placed between the third and fourth lines of the staff in order for it to be a 'si' in the small octave?


Question: Which of the following is abnormal fluency?

E) Difficulty in pronouncing the first sound, prolonged speech, inappropriate speech interruptions when speaking

Choices:
Wrong pronunciation method, the voice is close to the correct sound, but it does not sound completely correct
Mispronunciation of some words, rapid utterance, maintaining appropriate speech flow
Clear articulation, accurate pronunciation, and fluent speech delivery
Slowed down rate of speech, gentle tone, lack of undesirable pauses
Difficulty in pronouncing the first sound, prolonged speech, inappropriate speech interruptions when speaking
Unclear articulation, inaccurate imitation of pronunciation
Natural tempo, ease in articulation, absence of any speech errors
Correct sound production, effortless expression, coherent speech pattern
Pauses while talking, slowed speech, stuttering on specific syllables
Hoarse, harsh voice, and heavy breath sound


Question: When the performance of the processor develops at a high speed, the performance of other components of the computer does not keep up with it, which causes a lot of ability mismatch problems, among which the most important problem is ().

A) Interface Issues between Processor and Main Memory

Choices:
Interface Issues between Processor and Main Memory
Latency Issues Between Input/Output Devices and Processors
Bandwidth issues between the processor's internal cache and the main memory
Interface Issues between Main Memory and External Memory
Mismatch between Peripheral Speed and Memory Speed
The Speed Issue Between Processor and Cache
Speed Issues Between Network Interfaces and Processors
Mismatch issues between processor and peripheral speeds


Question: The equivalent mass of $H_3BO_3(M=molar \:mass \:of\: H_3BO_3)$ in its reaction with $NaOH$ to form $Na_2B_4O_7$ is equal to:


Question: Activity screening is a key technology in marine drug research. The screening efficiency is directly related to the experimental design. Select all the options that are not a method for screening the activity of marine drugs from the following: I. Cell level screening II. Enzyme inhibitor screening III. Activity of the effect on animals IV. Chemical screening


Question: A 48-year-old man was diagnosed with advanced liver cancer. His right abdominal distension and pain worsened intermittently and became unbearable for 2 weeks, accompanied by decreased stomach toleration. What is the preferred analgesic method for the patient who has failed to relieve pain after taking painkillers ?

D) Morphine controlled release tablets + adjuvant

Choices:
Morphine controlled release tablets + adjuvant


Question: We now define an algorithm: The definition of a(n) is the triangle of the number of rooted trees with \\( n \\ge 2 \\) nodes and a given height \\( h \\ge 1 \\), formatted such that the entry T(n, h) represents the number of rooted trees with exactly \\( n \\) nodes and height \\( h \\). Given the input x_list (a series of values): [58, 59, 60, 61, 62, 63, 64, 65, 66, 67], determine the corresponding output sequence y_list.


Question: Two identical sound producing trains are travelling is same direction with velocity 20 m/s and 30 m/s respectively. They are approaching a hill. Find the ratio of reflected frequency heard by both train due to other train. Speed of sound = 300 m/s


Question: Minimum distance between the parabola $4x={y}^{2}-8y+40$ and $4y={x}^{2}-8x+40$ is


Question: Which of the following statements about gender and sexual characteristics is incorrect?

F) Abnormalities in the number and structure of sex chromosomes affect sexual development but do not affect sexual characteristics.

Choices:
Structural abnormalities in sex chromosomes do not produce intersex conditions.
The number and structure of sex chromosomes do not affect sexual development.
Sex hormone levels have no influence on sexual characteristic formation.
The development of sexual characteristics is not affected by androgens or estrogens.
The normal development of sexual characteristics is unrelated to sex hormones.
Abnormalities in the number and structure of sex chromosomes affect sexual development but do not affect sexual characteristics.
Androgens and estrogens play no role in the development of sexual features.
Differences in sex chromosomes have no impact on sexual characteristic development.
Sexual characteristics develop independently of sex hormone effects.
The presence of androgens and estrogens does not affect sexual development.


Question: When using the direct method to determine the weight coefficients and integration points for multi-point Gauss integration, the type of equation that needs to be solved is ______.

Choices:
system of polynomial and nonlinear equations
system of linear and nonlinear polynomial equations
system of linear and polynomial equations
system of linear and nonlinear equations
system of nonlinear and polynomial equations


Question: The density of air at Normal temperature and pressure is $1.293 \ g/litre$ and $\gamma = 1.36.$ What is the frequency of a tuning fork which emits sound of wavelength $66.5 \ cm$ at $17 ^\circ C$?


Question: What is the predecessor of the Baroque oboe?


Question: The drawing of William Buell Sr.'s (1751-1832) house he built, displayed on the historic plaque installed in 2006 at the intersection of Water Street West and Home Street in Brockville, Ontario, was drawn in 1887 by which Brockville artist?


Question: When brewing and mixing red tea, it is often used ().


Question: What date, month, and year was TCG Yavuz (F240) commissioned?


Question: Loosening and landslides are manifestations of which two stages in the evolution of slopes?


Question: A certain project is currently constructing an external longitudinal wall with a height of $9.5 \mathrm{m}$, a wall thickness of 240 mm, and a distance of 7.2 m between transverse walls. The masonry density is greater than $1600 \mathrm{kg}/\mathrm{m}^{3}$, and the wind load is $0.3 \mathrm{kN}/\mathrm{m}^{2}$. Inquire, when the roof has not yet been installed, what is the permissible free height for this wall?


Question: The idea that "form gives way to content" is primarily the viewpoint of playwrights from which region?


Question: The principles of social assistance include the principles of selectivity, humanitarianism, the rights of the assisted, and what other principles?

A) Basic Principles of Minimum Livelihood

Choices:
Foundational Principles of Civic Support

Education Economics, Management and Social Security


Question: What is the rate of climb, in feet per minute, of the Agusta A.106 rotorcraft?

Aeronautical and Astronautical Science and Technology


Question: What is the smallest number of standard deviations from the mean that we must go if we want to ensure that we have at least 50% of the data of a distribution?


Question:
A tank contains 100 gal of water and $50 \mathrm{oz}$ of salt. Water containing a salt concentration of $\frac{1}{4}\left(1+\frac{1}{2} \sin t\right) \mathrm{oz} / \mathrm{gal}$ flows into the tank at a rate of $2 \mathrm{gal} / \mathrm{min}$, and the mixture in the tank flows out at the same rate.
The long-time behavior of the solution is an oscillation about a certain constant level. What is the amplitude of the oscillation?


Question: The "Guangcai" porcelain technique is associated with which Chinese dynasty?


Question: Inside the container, there is 1 kg of superheated Freon 134a vapor, with parameters at $300 \mathrm{~kPa, ~} 100 \mathrm{~^\circ C}$. It is cooled at constant pressure to become a two-phase mixture with a quality of 0.75. Calculate the change in the thermodynamic energy of Freon 134a during this process.

Power Engineering and Engineering Thermophysics


Question: The diaphragm of the receiver is a circular steel sheet with rigidly fixed edges, with a diameter of $4 \; \mathrm{cm}$ and a thickness of $0.02 \; \mathrm{cm}$. When it undergoes centrally symmetrical vibration, the restoring force of the diaphragm's vibration is entirely generated by its own stiffness. If the diaphragm's fundamental frequency vibration is entirely produced by the restoring force of tension and the fundamental frequency value equals the former, what should the tension of the diaphragm be?


Question: The following inequality is correct ( )


Question: In the cyanide leaching process, which factor has the greatest impact on the choice of liquid-solid ratio?


Question: Due to a "misidentification," which work was considered by Mr. Cao Yu to be "comparable to Shakespeare's plays"?


Question: A liquid flows along a horizontal pipe AB of uniform cross-section. The difference between the level of the liquid in tubes P and Q is $10\  cm$. The diameter of the tubes P and Q are the same. Then: ($\displaystyle \ g=9.8{ ms }^{ -2 }$)

B) level in Q is greater than that of P and velocity of flow is $1.4\  m/s$

Choices:
level in Q is greater than that of P and velocity of flow is $1.2\  m/s$
level in Q is greater than that of P and velocity of flow is $1.4\  m/s$
level in P is greater than that of Q and velocity of flow is $1.0\ m/s$
level in Q is greater than that of P and velocity of flow is $1.0\  m/s$
level in Q is greater than that of P and velocity of flow is $1.3\  m/s$
level in P is greater than that of Q and velocity of flow is $1.4\  m/s$
level in Q is greater than that of P and velocity of flow is $0.7\ m/s$
level in P is greater than that of Q and velocity of flow is $0.7\  m/s$


Question: When using the freezing method for surface soil section construction in a mine shaft, the freezing depth should penetrate through the weathered zone and extend into stable bedrock by () meters or more.


Question: Which of the following U.S. generals was the first African American to serve as Chairman of the Joint Chiefs of Staff?


Question: The meat paste formed by high-speed shearing of a mixture of muscle, fat, water, and salt is_____.


Question: Net Protein utilization of fish is-


Question: Select the rate law that corresponds to the data shown for the following reaction:$A+B\rightarrow C$Expt No.$[A]_0 mole L^{-1}$$[B]_0 mole L^{-1}$Initital rate1.0.0120.0350.102.0.0240.0700.803.0.0240.0350.104.0.0120.0700.80

G) The order with respect to [A] is zero.

Choices:
The rate law expression for the given reaction is Rate $=k[A][B]^3$
The rate law expression for the given reaction is Rate $=k[A]^2[B]^3$
The rate law expression for the given reaction is Rate $=k[A]^0[B]^3$
The rate law expression for the given reaction is Rate $=k[B]^3$


Question: What is the percentage of the total power contained in the sidebands of the frequency-modulated wave $u=A \cos (\omega_\epsilon t + 5 \cos \omega_{M} t)$ ?

Information and Communication Engineering


Question: If a study focuses on understanding the effects of different ecological factors on organisms and the tolerance of organisms to them, which level of research does this study belong to?


Question: Which constellation is the four crutches star located in?


Question: Simple system arch bridge can be made into top-supporting, center-supporting, bottom-supporting, all of which are thrust arches. What are simple system arch bridges divided into?

B) Three-hinged arches, non-hinged arches and two-hinged arches

Choices:
Single-hinged arches, double-hinged arches, and triple-hinged arches
Three-hinged arches, non-hinged arches and two-hinged arches
Triple-hinged arches, quad-hinged arches and open arches
Two-hinged arches, three-hinged arches, and multi-hinged arches
Three-hinged arches and two-hinged arches
Single-hinged arches, double-hinged arches, and no-hinge arches
Three-hinged arches, one-hinged arches, and whole arches
Two-hinged arches, multi-hinged arches, and no-hinge arches


Question: American language educator Krashen proposed a series of hypotheses on second language acquisition, among which the most famous are the Monitor Hypothesis and ()


Question: What geological structural positions commonly develop partition-type folds and slot-type folds?


Question: The photoelectron spectrum of carbon has three equally sized peaks. What peak is at the lowest energy?


Question: Middle meningel vessel damage results in -


Question: Hong Kong and Macao, like the rest of the Pearl River Delta, are what region of China's pre-Qin Dynasty?


Question: \( \int{\frac{2x-1}{\sqrt{1- { { x}^{2}}}}dx} \)


Question: Let the distance between the plates of the parallel plate capacitor be $d$, the permittivity of the dielectric be $\mathbf{ε}_{0}$, and an AC power supply is connected between the plates with a voltage of $u = U_{\mathrm{m}} \sin \omega t$. What is the displacement current density at any point between the plates?

F) $$J_{D}={\frac{\partial D} {\partial e}}={\frac{\varepsilon_{0} U_{m}} {d}} \omega\operatorname{c o s} \omega t
$$

Choices:
$$J_{D}={\frac{\partial E} {\partial t}}={\frac{2\varepsilon_{0} U_{m}} {d}} \omega\operatorname{c o s} \omega t
$$
$$J_{D}={\frac{\partial D} {\partial t}}={\frac{\varepsilon_{0} U_{m}} {2d}} \omega\operatorname{s i n} \omega t
$$
$$J_{D}={\frac{\partial E} {\partial t}}={\frac{\varepsilon_{0} (U_{m})} {d^{2}}} \omega\operatorname{c o s} \omega t
$$
$$J_{D}={\frac{\partial D} {\partial e}}={\frac{\varepsilon_{0} U_{m}} {2d}} \omega\operatorname{c o s} \omega t
$$
$$J_{D}={\frac{\partial D} {\partial t}}={\frac{\varepsilon_{0} U_{m}} {d^{3}}} \omega\operatorname{c o s} \omega t
$$
$$J_{D}={\frac{\partial D} {\partial e}}={\frac{\varepsilon_{0} U_{m}} {d}} \omega\operatorname{c o s} \omega t
$$
$$J_{D}={\frac{\partial D} {\partial e}}={\frac{\varepsilon_{0} U_{m}} {d}} \omega\operatorname{s i n} (\omega + t)
$$
$$J_{D}={\frac{\partial E} {\partial t}}={\frac{\varepsilon_{0} U_{m}} {d}} \frac{\omega^{2}} {c o s} \omega t
$$
$$J_{D}={\frac{\partial E} {\partial t}}={\frac{\varepsilon_{0} U_{m}^{2}} {d}} \omega\operatorname{c o s} \omega t
$$
$$J_{D}={\frac{\partial D} {\partial t}}={\frac{\varepsilon_{0} U_{m}} {d}} \omega\operatorname{s i n} \omega t
$$


Question: A small system $A$ is in contact with a reservoir $A^{\prime}$ and can exchange both heat and particles withthe reservoir. The number of microstates available to system $A$ does not change. That the difference in total entropy when $A$ is in two distinct states is ______.

G) $$
\Delta S^{*}=-( N_{1}-N_{2} ) \left( \frac{\partial S} {\partial N} \right)_{U}-( U_{1}-U_{2} ) \left( \frac{\partial S} {\partial U} \right)_{N}
$$

Choices:
$$
\Delta S^{*}=+( N_{1}-N_{2} ) \left( \frac{\partial S} {\partial U} \right)_{N}+( U_{1}-U_{2} ) \left( \frac{\partial S} {\partial N} \right)_{U}
$$
$$
\Delta S^{*}=+( N_{1}+N_{2} ) \left( \frac{\partial S} {\partial U} \right)_{N}-( U_{1}-U_{2} ) \left( \frac{\partial S} {\partial N} \right)_{U}
$$
$$
\Delta S^{*}=-( N_{1}-N_{2} ) \left( \frac{\partial S} {\partial U} \right)_{N}+( U_{1}-U_{2} ) \left( \frac{\partial S} {\partial N} \right)_{U}
$$
$$
\Delta S^{*}=+( N_{1}-N_{2} ) \left( \frac{\partial S} {\partial N} \right)_{U}-( U_{1}+U_{2} ) \left( \frac{\partial S} {\partial U} \right)_{N}
$$
$$
\Delta S^{*}=( N_{1}-N_{2} ) \left( \frac{\partial S} {\partial N} \right)_{U}+( U_{1}+U_{2} ) \left( \frac{\partial S} {\partial U} \right)_{N}
$$
$$
\Delta S^{*}=( N_{1}-N_{2} ) \left( \frac{\partial S} {\partial N} \right)_{U}-( U_{1}+U_{2} ) \left( \frac{\partial S} {\partial U} \right)_{N}
$$
$$
\Delta S^{*}=-( N_{1}-N_{2} ) \left( \frac{\partial S} {\partial N} \right)_{U}-( U_{1}-U_{2} ) \left( \frac{\partial S} {\partial U} \right)_{N}
$$
$$
\Delta S^{*}=-( N_{1}+N_{2} ) \left( \frac{\partial S} {\partial N} \right)_{U}+( U_{1}-U_{2} ) \left( \frac{\partial S} {\partial U} \right)_{N}
$$
$$
\Delta S^{*}=-( N_{1}+N_{2} ) \left( \frac{\partial S} {\partial U} \right)_{N}-( U_{1}-U_{2} ) \left( \frac{\partial S} {\partial N} \right)_{U}
$$
$$
\Delta S^{*}=-( N_{1}-N_{2} ) \left( \frac{\partial S} {\partial U} \right)_{N}-( U_{1}-U_{2} ) \left( \frac{\partial S} {\partial N} \right)_{U}
$$


Question: There is a hybrid: CCDDxccdd. Assuming the two loci are linked and are 20 map units apart. The proportion of the genotype (ccdd) in $\mathbf{F}_{2}$ is ____.


Question: A married couple had a son (named "OK"), and little "OK" not only is colorblind, but also has an extra sex chromosome compared to other boys: XY. Medical examinations show that "OK"'s parents have normal vision and no hereditary or other diseases. How did little "OK" acquire this genetic condition?

D) The issue lies with the "OK" mother. During the second meiotic division of the oocyte, the XX chromosomes failed to separate and both ended up in the same daughter cell.

Choices:
The problem lies with the "OK" father. During the second meiotic division of spermatocytes, the XX chromosomes failed to separate and instead both entered the same daughter cell.
The problem lies with the "OK" father. During the first meiotic division of spermatogonia, the XX chromosomes failed to separate and both entered the same daughter cell.
The issue lies with the "OK" mother. During the second meiotic division of the oocyte, the X and Y chromosomes failed to separate and entered the same daughter cell together.
The issue lies with the "OK" mother. During the second meiotic division of the oocyte, the XX chromosomes failed to separate and both ended up in the same daughter cell.
The problem lies with the "OK" mother. During the normal division of the oocyte, the YY chromosomes simultaneously enter the same daughter cell.
The issue lies with the "OK" father. During the second meiotic division of spermatocytes, the XY chromosomes did not separate and directly entered the same daughter cell.
The problem lies with the "OK" father. During the first meiotic division of the primary spermatocyte, the X and Y chromosomes failed to separate and directly entered the same daughter cell.
The issue lies with the "OK" father. During normal spermatocyte division, the X and Y chromosomes simultaneously enter the same daughter cell.
The issue lies with the "OK" mother. During the first meiotic division of the oocyte, the XY chromosomes failed to separate and entered the same daughter cell together.
The issue lies with the "OK" mother. During the first meiotic division of the oocyte, the XX chromosomes failed to separate and directly entered the same daughter cell.


Question: There is a planet whose mass and radius are both half of Earth's. Calculate: when an object is thrown vertically upward from the surface of this planet with a velocity of 19.6 m/s, the maximum height the object can reach is().


Question: For positive integers $n$, let the numbers $c(n)$ be determined by the rules $c(1) = 1$, $c(2n) = c(n)$, and $c(2n+1) = (-1)^n c(n)$. Find the value of \[ \sum_{n=1}^{2013} c(n) c(n+2). \]


Question: If the chain termination reaction of a free radical polymerization is entirely through coupling termination, what is the relative molecular weight distribution index of the polymer obtained at low conversion rates?


Question: A block of mass $4kg$ is kept over a rough horizontal surface. The coefficient of friction between the block and the surface is $0.1$. At $t=0,\left( 3\hat { i }  \right) \cfrac { m }{ s } $ velocity is imparted to the block and simultaneously $\left( -2\hat { i }  \right) N$ force starts acting on it. Its displacment in first $5s$ is


Question: A metal (atomic mass = 50) has a body centered cubic crystal structure. The density of metal is 5.96 g $cm^{-3}$. Find the volume of the unit cell.


Question: The Fourier transform of sequence $x(n)=\begin{cases} {2^{n},n\leq0, and\ n\ even}\\{0 ,odd} \end{cases}$ is ( ).

Information and Communication Engineering


Question: A customer is looking for a(n) book product with media title un monde merveilleux. Who is the author of the book?


Question: Under Chinese law,company A has produced a new type of carpet and obtained a design patent for it. Company B manufactured and sold this carpet without permission, and Company C purchased it and placed it in its company lobby. In this case, which of the following statements is correct?

D) Company B infringes on Company A's patent rights, but Company C does not constitute infringement.

Choices:
Both Company B and Company C do not constitute infringement.
Both Company B and Company C infringe on Company A's patent rights.
Company B infringes but Company C has a license to use the carpet.
Company B infringes on Company A's patent rights, but Company C does not constitute infringement.
Company B infringes on Company A's patent rights, and Company C also infringes.
Company B infringes on Company A's patent rights, and Company C violates trademarks.
Company B does not infringe on Company A's patent rights, and Company C is not involved.
Company B is exempt from infringement, but Company C constitutes infringement.
Company B acts legally while Company C infringes on Company A's rights.
Company B infringes on Company A's patent rights, but Company C does not constitute infringement because of non-commercial use.


Question: Suitable as plane control points for small and medium scale aerial photogrammetry are ( ).

Surveying and Mapping Science and Technology

Digital Surveying and Remote Sensing Applications


Question: A binary linear array is composed of two identical half-wave symmetric dipoles centered at $z=\lambda/8$ and $z=-\lambda/8$, respectively. The goal is to achieve maximum radiation along the directions $\theta=\pi/3$ and $\varphi=\pi/2$. Derive the radiation pattern function of this binary array.

J) $$
\begin{aligned} {{\mid F ( \theta, \ \varphi) \mid}} & {{} {{} {{}=\mid F_{1} ( \theta, \varphi) \mid\mid F_{*} ( \theta, \ \varphi) \mid}}} \\ {{}} & {{} {{} {{}={\frac{\biggl| \operatorname{c o s} \Bigl( {\frac{\pi} {2}} \operatorname{s i n} \theta\operatorname{c o s} \varphi\bigr) \biggr|} {\sqrt{1-\operatorname{s i n}^{2} \theta\operatorname{c o s}^{2} \varphi}}} \biggr| \operatorname{c o s} \biggl[ {\frac{\pi} {8}} ( 2 \operatorname{c o s} \theta-1 ) \biggr] \biggr|}}} \\ \end{aligned}
$$

Choices:
$$
\begin{aligned} {{\mid F ( \theta, \ \varphi) \mid}} & {{} {{} {{}=\mid F_{10} ( \theta, \varphi) \mid\mid F_{11} ( \theta, \ \varphi) \mid}}} \\ {{}} & {{} {{} {{}={\frac{\biggl| \operatorname{c o s} \Bigl( {\frac{\pi} {8}} \operatorname{s i n} \theta\operatorname{s e c} \varphi\bigr) \biggr|} {\sqrt{1-\operatorname{t a n}^{2} \theta\operatorname{s i n}^{2} \varphi}}} \biggr| \operatorname{s i n} \biggl[ {\frac{\pi} {12}} ( 4 \operatorname{c o s} \theta-1 ) \biggr] \biggr|}}} \\ \end{aligned}
$$
$$
\begin{aligned} {{\mid F ( \theta, \ \varphi) \mid}} & {{} {{} {{}=\mid F_{14} ( \theta, \varphi) \mid\mid F_{15} ( \theta, \ \varphi) \mid}}} \\ {{}} & {{} {{} {{}={\frac{\biggl| \operatorname{t a n} \Bigl( {\frac{\pi} {10}} \operatorname{c o s} \theta\operatorname{s i n} \varphi\bigr) \biggr|} {\sqrt{1-\operatorname{c o s}^{2} \theta\operatorname{s i n}^{2} \varphi}}} \biggr| \operatorname{s e c} \biggl[ {\frac{\pi} {3}} ( 2 \operatorname{c o t} \theta-1 ) \biggr] \biggr|}}} \\ \end{aligned}
$$
$$
\begin{aligned} {{\mid F ( \theta, \ \varphi) \mid}} & {{} {{} {{}=\mid F_{18} ( \theta, \varphi) \mid\mid F_{19} ( \theta, \ \varphi) \mid}}} \\ {{}} & {{} {{} {{}={\frac{\biggl| \operatorname{c o t} \Bigl( {\frac{\pi} {9}} \operatorname{s i n} \theta\operatorname{s e c} \varphi\bigr) \biggr|} {\sqrt{1-\operatorname{c o s}^{2} \theta\operatorname{t a n}^{2} \varphi}}} \biggr| \operatorname{s i n} \biggl[ {\frac{\pi} {8}} ( 6 \operatorname{s i n} \theta-1 ) \biggr] \biggr|}}} \\ \end{aligned}
$$
$$
\begin{aligned} {{\mid F ( \theta, \ \varphi) \mid}} & {{} {{} {{}=\mid F_{2} ( \theta, \varphi) \mid\mid F_{3} ( \theta, \ \varphi) \mid}}} \\ {{}} & {{} {{} {{}={\frac{\biggl| \operatorname{s i n} \Bigl( {\frac{\pi} {3}} \operatorname{c o s} \theta\operatorname{s i n} \varphi\bigr) \biggr|} {\sqrt{1-\operatorname{c o s}^{2} \theta\operatorname{s i n}^{2} \varphi}}} \biggr| \operatorname{s i n} \biggl[ {\frac{\pi} {4}} ( 2 \operatorname{s i n} \theta-1 ) \biggr] \biggr|}}} \\ \end{aligned}
$$
$$
\begin{aligned} {{\mid F ( \theta, \ \varphi) \mid}} & {{} {{} {{}=\mid F_{8} ( \theta, \varphi) \mid\mid F_{9} ( \theta, \ \varphi) \mid}}} \\ {{}} & {{} {{} {{}={\frac{\biggl| \operatorname{s i n} \Bigl( {\frac{\pi} {5}} \operatorname{s e c} \theta\operatorname{c o s} \varphi\bigr) \biggr|} {\sqrt{1-\operatorname{t a n}^{2} \theta\operatorname{s i n}^{2} \varphi}}} \biggr| \operatorname{c o t} \biggl[ {\frac{\pi} {6}} ( 2 \operatorname{s e c} \theta-1 ) \biggr] \biggr|}}} \\ \end{aligned}
$$
$$
\begin{aligned} {{\mid F ( \theta, \ \varphi) \mid}} & {{} {{} {{}=\mid F_{6} ( \theta, \varphi) \mid\mid F_{7} ( \theta, \ \varphi) \mid}}} \\ {{}} & {{} {{} {{}={\frac{\biggl| \operatorname{t a n} \Bigl( {\frac{\pi} {6}} \operatorname{c o s} \theta\operatorname{c o t} \varphi\bigr) \biggr|} {\sqrt{1-\operatorname{s i n}^{2} \theta\operatorname{c o s}^{2} \varphi}}} \biggr| \operatorname{s e c} \biggl[ {\frac{\pi} {5}} ( 2 \operatorname{t a n} \theta-1 ) \biggr] \biggr|}}} \\ \end{aligned}
$$
$$
\begin{aligned} {{\mid F ( \theta, \ \varphi) \mid}} & {{} {{} {{}=\mid F_{16} ( \theta, \varphi) \mid\mid F_{17} ( \theta, \ \varphi) \mid}}} \\ {{}} & {{} {{} {{}={\frac{\biggl| \operatorname{c o t} \Bigl( {\frac{\pi} {2}} \operatorname{t a n} \theta\operatorname{c o t} \varphi\bigr) \biggr|} {\sqrt{1-\operatorname{s i n}^{2} \theta\operatorname{t a n}^{2} \varphi}}} \biggr| \operatorname{c o s} \biggl[ {\frac{\pi} {11}} ( 5 \operatorname{c o t} \theta-1 ) \biggr] \biggr|}}} \\ \end{aligned}
$$
$$
\begin{aligned} {{\mid F ( \theta, \ \varphi) \mid}} & {{} {{} {{}=\mid F_{4} ( \theta, \varphi) \mid\mid F_{5} ( \theta, \ \varphi) \mid}}} \\ {{}} & {{} {{} {{}={\frac{\biggl| \operatorname{c o t} \Bigl( {\frac{\pi} {4}} \operatorname{s i n} \theta\operatorname{c o s} \varphi\bigr) \biggr|} {\sqrt{1-\operatorname{c o t}^{2} \theta\operatorname{s i n}^{2} \varphi}}} \biggr| \operatorname{s i n} \biggl[ {\frac{\pi} {10}} ( 3 \operatorname{c o s} \theta-1 ) \biggr] \biggr|}}} \\ \end{aligned}
$$
$$
\begin{aligned} {{\mid F ( \theta, \ \varphi) \mid}} & {{} {{} {{}=\mid F_{12} ( \theta, \varphi) \mid\mid F_{13} ( \theta, \ \varphi) \mid}}} \\ {{}} & {{} {{} {{}={\frac{\biggl| \operatorname{s e c} \Bigl( {\frac{\pi} {6}} \operatorname{s i n} \theta\operatorname{t a n} \varphi\bigr) \biggr|} {\sqrt{1-\operatorname{s i n}^{2} \theta\operatorname{c o s}^{2} \varphi}}} \biggr| \operatorname{c o t} \biggl[ {\frac{\pi} {7}} ( 3 \operatorname{s i n} \theta-1 ) \biggr] \biggr|}}} \\ \end{aligned}
$$
$$
\begin{aligned} {{\mid F ( \theta, \ \varphi) \mid}} & {{} {{} {{}=\mid F_{1} ( \theta, \varphi) \mid\mid F_{*} ( \theta, \ \varphi) \mid}}} \\ {{}} & {{} {{} {{}={\frac{\biggl| \operatorname{c o s} \Bigl( {\frac{\pi} {2}} \operatorname{s i n} \theta\operatorname{c o s} \varphi\bigr) \biggr|} {\sqrt{1-\operatorname{s i n}^{2} \theta\operatorname{c o s}^{2} \varphi}}} \biggr| \operatorname{c o s} \biggl[ {\frac{\pi} {8}} ( 2 \operatorname{c o s} \theta-1 ) \biggr] \biggr|}}} \\ \end{aligned}
$$

Information and Communication Engineering


Question: The basis for the production, testing, sale, and use of medicines is ( ).


Question: What is the specific heat at constant pressure in the coexistence zone of vapor and liquid phases?


Question: "'妾请子母俱迁江南,毋为秦所鱼肉也.' Here, '鱼肉' is:


Question: "Human nature is like a turbulent stream. If it is diverted from the east, it will flow east; if it is diverted from the west, it will flow west. Human nature is neither good nor bad, just as water is neither east nor west." Whose point of view does this sentence represent?


Question: At room temperature, liquid A and liquid B can form an ideal liquid mixture. There is currently a vapor phase of this mixture, where the mole fraction of A is 0.4, and it is placed in a cylinder with a piston. The cylinder is slowly compressed at room temperature. It is known that the saturation vapor pressures of pure liquid A and liquid B are \( P_{A}^{\ast} = 40.0 \ \mathrm{kPa} \) and \( P_{B}^{\ast} = 120.0 \ \mathrm{kPa} \), respectively. Determine the total pressure of the gas inside the cylinder when the liquid starts to appear.


Question: Which actor plays the emotional vampire in What We Do in the Shadows in Seasons 1 and 5?


Question: An inclined plane makes an angle of \( 30^\circ \) with the horizontal. A groove \( OA \) of length 5 m is cut in the plane, making an angle of \( 30^\circ \) with the \( OX \)-axis, where \( OX \) lies on the horizontal ground. A short smooth cylinder is free to slide down under the influence of gravity. The time taken by the cylinder to slide from point \( A \) to point \( O \) is to be determined, with \( g = 10 \, \text{m/s}^2 \).


Question: What is the de Broglie wavelength of an electron with a kineticenergy of 1eV?


Question: The following _____ have the colors "red, yellow, and white."


Question: What is the design theory for asphalt pavements in the Chinese code?

A) Multi-layer elastic continuous system theory

Choices:
Multi-layer elastic continuous system theory
Continuous composite material application
Multi-surface tension displacement theory


Question: On what day, month, and year did Ghulam Nabi Wani Sogami (an Indian politician from Jammu and Kashmir) die?


Question: ______ proposed the theory of "movie glasses" in the early 1920s.


Question: A copper rod is bent into a semi-circle of radius $a$ and at straight parts are bent along diameter of the semicircle and are passed through fixed, smooth and conducting ring $O$ $O'$ as shown in figure. A capacitor having capacitance $C$ is connected to the rings. The system is located in a uniform magnetic field on induction $B$ such that axis of rotation $OO'$ is perpendicular to the field direction. At initial moment of time $(t=0)$, plane of semi-circle was normal to the field direction and the semi-circle is set in rotation with constant angular velocity $\omega$. Neglect the resistance and inductance of the circuit. The current flowing through the circuit as function of time is


Question: When a perfectly transparent glass slab $\left( \mu=1.5 \right )$ is introduced in front of upper slit of a usual double slit experiment, the intensity at $O$ reduces to $1/2$ times of its earlier value. Minimum thickness of slab would be


Question: Which type of movement involves the crown and root of a tooth moving in opposite directions?


Question: A man weighing W stands on a horizontal beam (hinged on a wall) of negligible weight at point C and holds a massless rope passing over two smooth pulleys. The rope is attached to point B on the beam. If the system is in equilibrium, then:

F) Hinge force at A is always in vertically downward direction, irrespective of value of W

Choices:
Hinge force at A is always in vertically upward direction, but varies with the value of W
Hinge force at A is always in vertically upward direction, irrespective of value of W
Hinge force at A is always in vertically upward direction, but varies quadratically with the value of W
Hinge force at A is always in vertically downward direction, irrespective of value of W
Hinge force at A is always in vertically upward direction, but does not vary with the value of W
Hinge force at A is always in vertically downward direction, but varies with the value of W
Hinge force at A is always in vertically downward direction, but varies linearly with the value of W
Hinge force at A is always in vertically downward direction, but varies inversely with the value of W


Question: For the line "读其书未毕,齐军万弩俱发,魏军大乱相失.", the underlined word "其" is:


Question: Select the category of products that can have the attribute fuel capacity.


Question: When using the fluoride ion-selective electrode method to measure fluoride, since the slope of the calibration curve is related to temperature, it generally should be operated at room temperature below ().


Question: The products that can be included in the current year's gdp are ( ).

E) products worth 200,000 yuan produced by a company but not yet sold

Choices:
consumables used by a restaurant totaling 200,000 yuan
products exported last year valued at 200,000 yuan
someone buying an old house for 100,000 yuan
products worth 200,000 yuan produced by a company but not yet sold


Question:
Consider the photoreaction of the $\pi$ meson
$$
\gamma+\mathrm{p} \to \mathrm{p}+\pi^{0}
$$
The rest mass energy of the proton is $938 \mathrm{MeV}$, and the rest mass energy of the $\pi$ meson is $135 \mathrm{MeV}$. If the initial proton is stationary relative to the laboratory, what is the threshold energy of the gamma ray in the laboratory reference frame for this reaction to occur ?


Question: Two batteries of emf ${E}_{1}$ and ${E}_{2}$ a capacitor of capacitance $C$ and resistor $R$ are connected in a circuit as shown. When the switch S is shifted from position (1) to (2), then the charge flow and work done by battery ${E}_{2}$ are


Question: What is the most direct factor affecting the personality development of elementary school students?

Choices:
Availability of extracurricular activities
Socioeconomic status of the neighborhood


Question: The number average molecular weight of a sample of polyisobutylene is 428,000. The second virial coefficient measured in chlorobenzene solution at 25 °C is $\varGamma_{2} \!=\! 94.5 \ \mathrm{cm}^{3} \cdot \mathrm{g}^{-1}$. Given that the density of chlorobenzene at 25 °C is 1.119 $\mathrm{g \cdot cm^{-3}}$, calculate the osmotic pressure of the $7.0 \times 10^{-6} \ \mathrm{mol \cdot dm^{-3}}$ chlorobenzene solution of this polymer?


Question: Bipolar baseband signal, when the ____ condition is met, has no discrete spectrum components in its power spectrum.

Information and Communication Engineering


Question: A acts as a model for photographer B, and no agreement was made regarding the publication and use of the photos. Later, B publishes A's nude photos in the form of art photos, causing A to be criticized by friends and family. Which of the following statements is correct?

A) B's publication of the photos infringes on A's right to privacy

Choices:
B's publication of the photos infringes on A's right to privacy
B's publication of the photos has obtained A's implied consent, and does not constitute an infringement
B's publication of the photos infringes on A's right to publicity, but not on A's right to privacy
B's publication of the photos is protected under the freedom of artistic expression, and does not constitute an infringement
B's publication of the photos infringes on A's right to publicity, but is protected under the freedom of artistic expression
B is the copyright owner of the photos, and publishing and issuing the photos is a legal exercise of copyright
B's publication of the photos infringes on A's right to publicity and privacy
B's publication of the photos infringes on A's right to publicity, but not privacy
A is a co-author of the photos, and B should pay A for publishing the photos
B's publication of the photos infringes on A's right to privacy, but not on A's right to publicity


Question: The quantization step directly affects the size of the quantization error and determines the size of which noise?

Information and Communication Engineering


Question: The radiation aperture on the artificial black body is a circle with a diameter of 20 mm, with a radiance of $E_{b} = 3.72 \times 10^{5} \, \text{W/m}^{2}$. A radiometer is placed directly in front of this black body aperture at a distance $l = 0.5 \, \text{m}$, and the area of the radiometer that absorbs heat is $1.6 \times 10^{-5} \, \text{m}^{2}$. What is the radiation received from the black body by this radiometer?

Power Engineering and Engineering Thermophysics


Question: Once you understand the structure and main points of a paper, you can go on and study the results and statistics in detail. Correctly understanding the finer points of a paper becomes important if you want to design your own study, or if you are going to use the information in the paper to construct new policies or apply the research in a new context.Hughes et al. states that "in control areas where fishes were abundant, algal abundance remained low, whereas coral cover almost doubled (to 20%) over a 3 year period". Based on this statement we know that at the end of 3 years control areas had: (select all that are true)',

G) About twice as much surface area was covered by corals, as opposed to other types of cover (such as sand, algae, or other benthic organisms).

Choices:
Due to doubling coral cover to roughly 20%, algae cover certainly lessened by three-quarters.
Given the data, coral surfaces grew to cover over 25% of the area.
Since coral cover reached nearly double at 20%, baseline coral cover was around 14% originally.
Algal abundance was steady while coral scenery nearly tripled to 30%.
Given the information, algal levels decreased as coral coverage approached 15%.
About twice as much surface area was covered by corals, as opposed to other types of cover (such as sand, algae, or other benthic organisms).
Algal populations rose sharply while coral cover reached nearly 10%.
While coral cover increased significantly, algae buildup exceeded 20%.


Question: Within the range of $R e < 2 \times 10^{5}$, the Fanning friction factor for fully developed turbulent flow in a pipe can be represented by the Blasius formula: $f=0.046 R e^{-1/5}$. Attempt to derive the expression for the laminar sublayer thickness.


Question: Lucid interval is classically seen in: COMEDK 07; PGI 07; Kerala 08; WB 09; FMGE 10; DNB 10; NEET 13, 14

Choices:
Acute extradural hematoma with a lucid interval
Acute extradural hematoma with a delayed onset
Intracerebral hematoma with a lucid interval
Intracerebral hematoma with a delayed onset


Question: In which year was EnOcean wireless technology approved and certified by the international standard ISO/IEC 14543-3-10?

Information and Communication Engineering


Question: Two transparent plane parallel plates are stacked face - to - face. The plate whose thickness $ t_1 = 4.5 \,cm $  has a refractive index $ n_1 = \dfrac{3}{2} $  while the other plate whose thickness $ t_ 2 = 2\,cm $ has a refractive index $ n_2 = \dfrac{4}{3} $ . A narrow light beam is incident on the first plate at an angle  $ i = 37^{\circ} $  to the normal: The lateral shifts of the beam emerging from the second plate into air space due to I plate only, due to II plate only, and due to both the plates are $ d_1, d_2 $  and $ d $ respectively, then


Question:
Use the example below to answer the question that follows.
What is the implied time signature of the example above?
X:1
T:Untitled score
C:Composer / arranger
%%score { 1 | 2 }
L:1/8
M:None
K:Bb
V:1 treble nm="Piano" snm="Pno."
%%MIDI program 0
%%MIDI control 7 100
%%MIDI control 10 64
V:2 bass
%%MIDI channel 1
%%MIDI program 0
%%MIDI control 7 100
%%MIDI control 10 64
V:1
[Bb]2 [da]- [da][eg][df] [Ge][Bd][Ac] |] %1
V:2
G,, B,,2 [C,G,]>D,-D, E,C,E, |] %1


Question: What is the origin of the traditional Western concept of university education in ancient Greece?


Question: A uniform circular disc of radius $r$ is placed on a rough horizontal surface and given a linear velocity $v_o$ and angular velocity $\omega$ as shown. The disc comes to rest after moving some distance to the right. It follows that :


Question: Which famous Chinese philosopher is associated with the development of Chinese calligraphy?


Question: A force $F=10\sqrt {2}N$ acts an angle of $45^{o}$ above the horizontal on a $2kg$ block placed on a rough horizontal surface. The coefficient of friction between the block  and surface is $0.2$ Find the work done by the force $F$ on the block in $5s$ initially the block is at rest. [Take $g=10/s^{2}$]


Question: In a certain steam power plant, the boiler supplies steam to a steam turbine at a rate of 40t/h. The pressure gauge at the inlet reads 9 MPa, and the specific enthalpy of the steam is 3441 kJ/kg. The vacuum gauge at the steam turbine outlet reads 0.0974 MPa, and the specific enthalpy of the outlet steam is 2248 kJ/kg. The heat dissipation to the environment by the turbine is $6.81 \times 10^{5} \, \mathrm{kJ/h}$. Find: How the power output of the steam turbine is affected when the inlet steam velocity is 70 m/s and the outlet velocity is 140 m/s.

Power Engineering and Engineering Thermophysics


Question: A three-phase asynchronous motor, rated frequency $f_{\mathrm{N}}=50 \ \ \mathrm{Hz}$, rated speed $n_{N}=960 \; \; \mathrm{r/min}$, calculate the rated slip $S_{\mathrm{N}}$.


Question: In patients living in high-fluoride areas, during which period can fluorosis occur?


Question: A 10kg block is pullled along a frictionless surface in the form of an arc of a vertical circle of radius 10m, as shown in figure. The tangential applied force is 200 N. If the block started from rest at point P, then its velocity at Q will be (take $g=10m/s^2$)


Question: A proton beam of kinetic energy 200 GeV enters a 2 m long dipole magnet with a magnetic field of 20 kG. Compute the deflection of the beam.


Question: Who was the first astronomer to define Leo Minor as an independent constellation in history?


Question: In what year was the beetle species Glipa andamana described?


Question: A massive stone pillar $20m$ high and of uniform cross section rests on a rigid base and supports a vertical load of $5.0\times { 10 }^{ 5 }N$ at its upper end. If the compressive stress in the pillar is not exceed $16\times { 10 }^{ 6 }N/m$, what is the minimum cross-sectional area of the pillar? (Density of the stone$=2.5\times { 10 }^{ 3 }kg/{ m }^{ 3 }$ take $g=10N/kg$


Question: Abdominal pain accompanied by tenesmus is often observed in ( )?


Question: If an extraterrestrial creature, Schmoo, is quite similar to Earth's diploid organisms, in Schmoo individuals, the gene G determines a beautiful appearance, while its recessive mutant gene g determines an ugly appearance. A beautiful female marries an ugly male, and all their offspring consist of handsome sons and ugly daughters. What can be deduced from this?

H) Their sons who marry attractive individuals of the opposite sex will have beautiful children.

Choices:
Their daughters marry attractive individuals of the opposite sex, and their offspring have a 50% chance of being unattractive.
Their sons marrying non-ugly partners from the opposite sex will have no attractive children.
Their sons, after marrying attractive mates, will have both beautiful and ugly offspring.
Their sons who marry attractive individuals of the opposite sex will always produce ugly children.
Their sons who marry beautiful partners will have offspring that are always ugly.
Their daughters marry attractive individuals of the opposite sex, and the sons born have a 50% chance of being unattractive, while all the daughters will be beautiful.
Their sons marrying gorgeous individuals of the opposite sex will only produce unattractive sons.
Their sons who marry attractive individuals of the opposite sex will have beautiful children.
Their sons, when marrying attractive members of the opposite sex, will have daughters who are beautiful.
Their sons who marry attractive individuals of the opposite sex will have only ugly daughters.


Question: In responding to terrorism, says Walzer, it is particularly important that

A) we do not repeat the wrongs of terrorism in the process.

Choices:
we do not repeat the wrongs of terrorism in the process.
we negotiate with the terrorists to reach a peaceful resolution.
Both we do not repeat the wrongs of terrorism in the process and we use the same tactics as terrorists to understand their methods are correct
we avoid harming terrorists to the same extent that we would avoid harming innocent civilians.
we use the same tactics as terrorists to understand their methods.
we publicly condemn the terrorists' actions.
we take immediate military action against the terrorists.
we make an effort to convince the terrorists that they are acting wrongly.
we isolate the terrorists and cut off their resources.
we focus on increasing security measures rather than retaliation.


Question: Which part is the main part of the angiosarcoma of bony fish?


Question: What is the core of materials science?


Question: If a plate with thickness $t=0.217$ mm carries a current $I=65$ mA and is placed in a magnetic field with flux density $B=0.52$ T perpendicular to the plate, what is the transverse potential difference $V$ across the plate if the Hall coefficient $K_H=3.66 \times 10^{-4}$ m³/C?


Question: The value of $C_p \,-\, C_v$ is $1.09 R$ for a gas sample in state $A$ and is $1.00 R$ in state $B$. Let $T_A,\, T_B$ denote the temperature and $P_A$ and $P_B$ denote the pressure of the states $A$ and $B$ respectively. Then:


Question: In the compressed gas refrigeration cycle, the state of the air as it enters the compressor is $p_{1}=0.1 \ \mathrm{M Pa}$, $t_{1}=-20 \ \mathrm{^\circ C}$. In the compressor, it is isentropically compressed to $p_{2}=0.5 \ \mathrm{M Pa}$, and then enters the cooler. When the air exits the cooler, its temperature is $t_{3}=20 \ \mathrm{^\circ C}$. Given that $t_{\mathrm{c}}=-20 \ \mathrm{^\circ C}$, $t_{0}=20$ °C, and treating the air as an ideal gas with constant specific heat, $\kappa=1.4$, calculate the refrigeration coefficient $\varepsilon$ and the cooling capacity $q_{c}$ for 1 kg of air.

Power Engineering and Engineering Thermophysics


Question: What is the principle adopted by the United Nations International Contract for the Sale of Goods in 1980 with respect to the effective date of the commitment?

Choices:
Standard principle of understanding achievement
Immediate principle of contract finalization
General principle of communication delivery
Conditional principle of commitment placement
Fundamental principle of message transmission
Limited effective principle of arrival, that is, in the case of an agreement is reached by letter, telegram or telex, the time for making a written confirmation shall be the time for the formation of the contract
Basic principle of contractual acceptance


Question: Company A owns a patent for an automobile dashboard, the essential technical features of which can be broken down into four items: a + b + c + d. Company B manufactures four types of dashboards, and the essential technical features of each can be decomposed into four items. The letters representing the essential technical features of Company A and Company B are the same, indicating that the corresponding essential technical features are the same or equivalent. Which of Company B's technologies infringes on Company A's patent?


Question: In gear transmission, what measures can be taken to reduce dynamic load?

I) Improving the manufacturing precision of gears.

Choices:
Reducing the number of teeth on each gear.
Adjusting the temperature of the operation room.
Increasing the weight of the transmission casing.
Lowering the operational speed of gears.
Changing the material of the gear teeth.
Extending the length of the gear shafts.
Enlarging the size of the operation room.
Improving the manufacturing precision of gears.
Decreasing the efficiency of gear systems.


Question: A particle is projected from point $A$ with speed $u$ and angle of projection is $60^\circ$. At some instant magnitude of the velocity of the particle is $v$ and it makes an angle $\theta$ with horizontal. If the radius of curvature of path of particle at the given instant is $8/3 \sqrt 3$ times of the minimum radius of curvature during the whole flight, then angle $\theta$ is


Question:
A train A is traveling forward at a speed of $u_{1}=20 \mathrm{m/s}$. If the driver of train A hears the frequency of train A's whistle as $\nu=120 \mathrm{Hz}$, another train B is traveling at a speed of $u_{2}=25 \mathrm{m/s}$. The speed of sound in air is $340 \mathrm{m/s}$. Calculate:
If at this time there is a wind blowing from train A towards train B at a speed of $15 \mathrm{m/s}$, when trains A and B are moving towards each other, what frequency $\nu^{\prime}$ does the driver of train B hear from train A's whistle?


Question: A fluid with a constant flow rate passes through a pipe with a square cross-section (side lengths), now if the side lengths are doubled, the Reynolds number of the fluid flow becomes a multiple of the original?


Question: If the register content is 11111111, if it equals +127, then it is ().


Question: The water potential of a living plant cell is composed of osmotic potential (Ψs) and pressure potential (Ψp). Changes in the volume of a plant cell can cause alterations in turgor pressure, where $e$ represents the magnitude of the change in pressure potential induced by a change in the volume per unit of the cell. It is known that the rigidity of the cell walls of two plant cells differs significantly: the cell wall of Cell 1 is highly rigid, while the cell wall of Cell 2 is less rigid. When plant cells lose water and the volume changes by one unit, how does the change in Ψp differ between these two cells?

Choices:
The conditions are insufficient to make a determination.


Question: The objective lens of an astronomical telescope has a focal length of 40 cm and an f-number of (f / 5). For parallel rays the exit pupil has a diameter of 2 cm. Find the angular magnification of the telescope and the focal length of the eyepiece.


Question: For a positive integer $n$, let $f_n(x) = \cos(x) \cos(2x) \cos(3x) \cdots \cos(nx)$. Find the smallest $n$ such that $|f_n''(0)| > 2023$.


Question: Recently, Manager Wang has been visibly troubled. Conflicts frequently arise between different departments in the company, with department heads often coming to him to complain, voice grievances, or ask him to mediate issues with other departments. As a result, he has spent considerable time and energy coordinating relationships between departments. After lengthy contemplation, he discovered that the root cause of this situation is the frequent conflicts between different departmental objectives, and this phenomenon reflects

Tourism Management and Technological Economics Management


Question: De-Broglie wavelength of two particles $A$ and $B$ are plotted against $\left (\dfrac {1}{\sqrt {V}}\right )$; where $V$ is potential on the particle. Which of the following relation is correct about mass of particle.


Question: In which month and year did Rana Ayyub (an Indian journalist) receive the Sanskriti Award for Excellence in Journalism?


Question: For the detection of a deterministic signal with unknown arrival time in Gaussian white noise, which of the following statements is correct?

I) The detector has a generalized likelihood ratio test structure

Choices:
The test statistic in the frequency domain can obtain a non-integer period delay
The detector has a generalized likelihood ratio test structure with an integer period delay
The test statistic in the time domain can obtain a non-integer period delay
The detector has a generalized likelihood ratio test structure with a non-integer period delay
The detector has a maximum a posteriori probability test structure
The detector has a maximum likelihood ratio test structure
The detector has a maximum likelihood test structure
The calculation of the detection statistic requires first obtaining the maximum likelihood estimate of the delay
The detector has a generalized likelihood ratio test structure
The detector has a maximum likelihood ratio test structure with a non-integer period delay

Information and Communication Engineering


Question: Regarding iterative methods, the correct statements include ( ).

A) Iterative methods, compared to direct methods, consume more computation time and storage capacity.

Choices:
Iterative methods, compared to direct methods, consume more computation time and storage capacity.
Iterative methods, in contrast to direct methods, use more system resources and data allocation.
Iterative methods, unlike direct methods, require less computing effort and storage capability.
Iterative methods, opposite to direct methods, save less computation time and storage space.
Iterative methods, in opposition to direct methods, save a lot of processor time and storage.
Iterative methods, analogous to direct methods, increase


Question: A homogeneous rod \( AB \) of length \( 1.8 \, \text{m} \) and mass \( M \) pivots at its center \( O \) and rotates freely in the vertical plane; initially horizontal, an insect of mass \( M \) falls vertically with speed \( V \) onto the midpoint \( C \) (located at \( L/4 \) from \( O \) and \( B \)) of the rod, then moves towards end \( B \) such that the rod rotates at constant angular velocity \( \omega \), reaching \( B \) when the rod rotates by \( 90^\circ \); determine \( V \).


Question:
In military operations, commanders have developed a multi-stage resource allocation plan to maximize combat effectiveness over three stages (t = 1, 2, 3). The optimal resource allocation strategy in each stage is as follows:
- **Resource x(t) allocated to Battle Zone A:** 82 units
- **Resource y(t) allocated to Battle Zone B:** 18 units
Based on this optimal allocation strategy, which of the following pairs of combat effectiveness functions for Battle Zones A and B are consistent with maximizing the total combat effectiveness?

G) Combat effectiveness of Zone A: \( E_A(t) = \sqrt{x(t)} \)
Combat effectiveness of Zone B: \( E_B(t) = \ln(y(t) + 1) \)

Choices:
Combat effectiveness of Zone A: \( E_A(t) = \log(x(t) + 1) \)
Combat effectiveness of Zone B: \( E_B(t) = \sqrt{y(t)} \)
Combat effectiveness of Zone A: \( E_A(t) = \sqrt{x(t) + 1} \)
Combat effectiveness of Zone B: \( E_B(t) = \ln(y(t)) \)
Combat effectiveness of Zone A: \( E_A(t) = \sqrt{x(t) + 1} \)
Combat effectiveness of Zone B: \( E_B(t) = \ln(y(t) + 1) \)
Combat effectiveness of Zone A: \( E_A(t) = \sqrt{x(t)} \)
Combat effectiveness of Zone B: \( E_B(t) = y(t)^2 \)
Combat effectiveness of Zone A: \( E_A(t) = x(t)^2 \)
Combat effectiveness of Zone B: \( E_B(t) = y(t) \)
Combat effectiveness of Zone A: \( E_A(t) = \sqrt{x(t) + 1} \)
Combat effectiveness of Zone B: \( E_B(t) = \ln(y(t) + 2) \)
Combat effectiveness of Zone A: \( E_A(t) = \sqrt{x(t)} \)
Combat effectiveness of Zone B: \( E_B(t) = \ln(y(t) + 1) \)
Combat effectiveness of Zone A: \( E_A(t) = \sqrt{x(t) + 2} \)
Combat effectiveness of Zone B: \( E_B(t) = \ln(y(t) + 2) \)
Combat effectiveness of Zone A: \( E_A(t) = x(t) + y(t) \)
Combat effectiveness of Zone B: \( E_B(t) = x(t) \cdot y(t) \)
Combat effectiveness of Zone A: \( E_A(t) = \sqrt{x(t) + 2} \)
Combat effectiveness of Zone B: \( E_B(t) = \ln(y(t) + 1) \)

Military Command and Information Systems


Question: Which of the following examples can illustrate the Hotelling model?

H) Differences in preferences between color TVs and DVD players

Choices:
Distribution strategies for regional newspapers
Price competition between two watermelon-growing monopolies in a remote agricultural product market
Output competition between two watermelon-growing monopolies in a remote agricultural product market
Location choices of two ice cream vendors
Supply chain logistics of grocery stores
Differences in preferences between color TVs and DVD players
Transportation networks in urban planning


Question: In general, the caudal vertebrae of teleost fish possess neural arches, hemal arches, and vertebral bodies. Yichang fish only have a notochord and lack vertebral bones. Sturgeon still have a highly developed notochord, with the presence of neural arches and hemal arches, but no vertebral bodies. Lampreys rely on the notochord as their primary supporting structure, but each segment of the body above the notochord has two pairs of small cartilages. Based on the description above, what is the phylogenetic sequence of the development of vertebral bodies, neural arches, and hemal arches?

E) Lamina arc, vascular arc, solely the body

Choices:
Vascular lamina, body solely, the arc bow
Solely lamina, vascular form, the arc bow
Lamina arc, vascular arc, solely the body
Vertebral arch, solely vascular, lamina form
Only the bow, only the form, the pulse of the bow


Question: For a certain site's foundation, the rock mass has 2 sets of structural planes, with an average spacing of the controlling structural plane being 1.5m. The average value of 9 saturated uniaxial compressive strength tests conducted indoors is 26.5 MPa, with a coefficient of variation of 0.2. According to the "Code for Design of Building Foundation" (GB 50007--2002), the characteristic value of the rock foundation bearing capacity determined by the above data is () MPa.


Question: Unification techniques are used in the ...................


Question: An open organ pipe resonated with frequency ` $\mathrm{f}_{1}$' and $2^{\mathrm{n}\mathrm{d}}$ harmonic. Now one end is closed and the frequency is slowly increased then it resonates with frequency $\mathrm{f}_{2}$ and nth harmonic then

G) $$\mathrm{n}=5,\ \displaystyle \mathrm{f}_{2}=\frac{5}{4}\mathrm{f}_{1}$$


Question: Air at atmospheric pressure and 303K flows over a flat surface with a uniform velocity of 20 m/s, with a width of $1 \; \mathrm{m}$ and a length of 2 m. The surface temperature is maintained at 373K. Calculate the rate of heat exchange between the entire surface of the plate and the air. Assume $R e_{x_{c}}=5 \times 10^{5}$.


Question: What item was found in a damaged wooden coffin in July 2018 by Ramadan Badry Hussein?


Question: In a communication system using 8PSK modulation, the highest achievable bandwidth efficiency without intersymbol interference is ___bps/Hz or ____Bd/Hz.

Information and Communication Engineering


Question: Mineralization formed over a long and complicated process can be multi-phase and multi-stage, and there may be a variety of mineralization types, including deposits of multiple origins. It includes _____deposits, _____ deposits, and_____ deposits

Mineralogy, Petrology, and Economic Geology


Question: The thermo emf of a thermocouple varies with the temperature $  \theta  $ of the hot junction as $  E=a \theta+b \theta^{2}  $ in volts where the ratio $a   b  $ is $  700^{\circ} \mathrm{C.}  $ If the cold junction is kept at$ 0^{\circ} \mathrm{C} $ then the neutral temperature is

Choices:
No neutral temperature is possible for this termocouple

Power Engineering and Engineering Thermophysics


Question: The intensity spectrum of noise within each hertz of bandwidth is given by $I_{\mathrm{1}} = 10^{-6}/f \, \text{W/m}^{2}$, where $f$ is the center frequency of the bandwidth, measured in Hz. Calculate the intensity spectrum levels at 100 Hz, 500 Hz, and 1000 Hz; determine the intensity level over the entire bandwidth between frequencies 100 Hz to 1000 Hz.

D) 40dB, 33dB, 30dB (relative to 1pW/(m$^{2}$∙Hz)); 64dB (relative to 1pW/m$^{2}$)

Choices:
43dB, 36dB, 33dB (relative to 1pW/(m$^{2}$∙Hz)); 67dB (relative to 1pW/m$^{2}$)
41dB, 34dB, 31dB (relative to 1pW/(m$^{2}$∙Hz)); 65dB (relative to 1pW/m$^{2}$)
45dB, 38dB, 35dB (relative to 1pW/(m$^{2}$∙Hz)); 69dB (relative to 1pW/m$^{2}$)
40dB, 33dB, 30dB (relative to 1pW/(m$^{2}$∙Hz)); 64dB (relative to 1pW/m$^{2}$)
36dB, 29dB, 26dB (relative to 1pW/(m$^{2}$∙Hz)); 60dB (relative to 1pW/m$^{2}$)
39dB, 32dB, 29dB (relative to 1pW/(m$^{2}$∙Hz)); 63dB (relative to 1pW/m$^{2}$)
37dB, 30dB, 27dB (relative to 1pW/(m$^{2}$∙Hz)); 61dB (relative to 1pW/m$^{2}$)
42dB, 35dB, 32dB (relative to 1pW/(m$^{2}$∙Hz)); 66dB (relative to 1pW/m$^{2}$)
44dB, 37dB, 34dB (relative to 1pW/(m$^{2}$∙Hz)); 68dB (relative to 1pW/m$^{2}$)
38dB, 31dB, 28dB (relative to 1pW/(m$^{2}$∙Hz)); 62dB (relative to 1pW/m$^{2}$)


Question: pt. with acute onset of left side weakness and loss of sensation over left side of body with facial sparing. on protrusion of tongue , detes to the right side which aery involved ?


Question: In the preparation of $CaO$ from $CaCO_{3}$ using the equilibrium$CaCO_{3}(s)\rightleftharpoons CaO(s) + CO_{2}(g), K_{p}$ is expressed as$\log K_{p} = 7.282 - \dfrac {8500}{T}$For the complete decomposition of $CaCO_{3}$, the temperature in Celsius to be used is__________.


Question:
Which of the following is incorrect?$(\Delta X$=uncertainty in the position.
$\Delta P$=uncertainty in the momentrum,$\Delta v$=uncertainty in the velocity,
$\Delta E=uncertainty in the energy,$\Delta r$=uncertainty in the time and $ \Delta \lambda$=uncertainty in the deBroglie's wavelength)

E) $$\Delta X \Delta p \ge \frac { h }{ 4 \pi } $$

Choices:
$$\Delta X \Delta \lambda \ge \frac { \lambda^2 }{ 4 \pi } $$
\Delta X \Delta p \ge \frac { h }{ 6 \pi }
$$\Delta E \Delta r \ge \frac { h }{ 4 \pi } $$
\Delta X \Delta p \ge \frac { h }{ 3 \pi }
$$\Delta X \Delta p \ge \frac { h }{ 4 \pi } $$
\Delta X \Delta p \ge \frac { h }{ 10 \pi }
\Delta X \Delta p \ge \frac { h }{ 8 \pi }
\Delta X \Delta p \ge \frac { h }{ 2 \pi }
$$\Delta X \Delta V \ge \frac { h }{ 2m } $$
\Delta X \Delta p \ge \frac { h }{ 5 \pi }


Question: $ABC$ is a scalene triangle. Points $D$ , $E$ , and $F$ are selected on sides $BC$ , $CA$ , and $AB$ respectively. The cevians $AD$ , $BE$ , and $CF$ concur at point $P$ . If $ [AFP] = 126$ , $[FBP] = 63$ , and $[CEP] = 24$ , determine the area of triangle $ABC$ .


Question:
Compute the second order derivative $\frac{d ^2y}{ d x^2}$ for the parametrically defined function
$$
x = 4 \cdot e^t \cdot \cos(3 \cdot t), \quad y = e^t \cdot \sin(3 \cdot t)
$$


Question: The volume of a right circular cylinder is given by $V(x,y) = \pi \cdot x^2 \cdot y$ where $x$ is the radius of the cylinder and $y$ is the cylinder height. Suppose $x$ and $y$ are functions of $t$ given by $x = \frac{ 1 }{ 2 } \cdot t$ and $y = \frac{ 1 }{ 3 } \cdot t$ so that $x$ and $y$ are both increasing with time. How fast is the volume increasing when $x=2$ and $y=5$?


Question: In an electromagnetic field, the motion of a charged particle with charge $q$ can be described by the Lagrangian function $L = {\frac{1}{2}} m v^{2} - ( q \varphi - q A \cdot \boldsymbol{v} )$, where $\varphi$ is the scalar potential and $A$ is the vector potential.What is the corresponding Lagrange equation ?


Question: Let $p$ be a prime number greater than 5. Let $f(p)$ denote the number of infinite sequences $a_1, a_2, a_3, \dots$ such that $a_n \in \{1, 2, \dots, p-1\}$ and $a_n a_{n+2} \equiv 1 + a_{n+1} \pmod{p}$ for all $n \geq 1$. What is the sum of all values that $f(p)$ can be congruent to modulo 5?


Question: A 36-year-old woman comes to the clinic because of tearing and a foreign body sensation in her eyes bilaterally, which has gradually worsened over the last several weeks. She also notes having occasional palpitations, nervousness, sweating, and heat intolerance. Her past medical history is unremarkable. She reports a 20-pack-year smoking history and is currently a daily smoker. Physical examination shows an anxious, trembling woman. She has eyelid retraction bilaterally, with an inability to fully close her eyes. Her extraocular motility is limited on upgaze. There is no thyromegaly, and no thyroid nodules are noted. Laboratory studies reveal a thyroid-stimulating hormone level of 0.1 μU/mL and total T4 of 42 μg/dL. Thyroid-stimulating immunoglobulin is positive. CT scan of the orbits shows proptosis and marked enlargement of the extraocular muscle with sparing of the tendons. Which of the following would most likely transiently worsen this patient's eye symptoms?


Question: In a series $LCR$ circuit, $C={10}^{-11}\ Farad$, $L={10}^{-5}$ Henry and $R=100\ ohm$, when a constant $D.C$ voltage $E$ is applied to the circuit, the capacitor acquires a charge ${10}^{-9}C$. The $D.C$ source is replaced by a sinusoidal voltage source in which the peak voltage $E$. At resonance the peak value of the charge acquired by the capacitor will be:


Question: In the use of the historical approach, what is called a critique that determines the significance, value, and accuracy of the material itself?


Question: Before schizophrenia was officially named, what did Emil Kraepelin, the father of psychiatry, refer to this type of illness as in 1896?


Question: The perianth segments of orchids are divided into two whorls, inner and outer, with three segments in each whorl. One of the segments in the inner whorl is specialized; what is it called in terms of morphology and taxonomy?


Question: What changes will occur in apple tissues after long storage?


Question: The characteristics of seawater are determined by both the natural properties of pure water and the nature of the_____dissolved in it.


Question: If a region or compartment is in a steady state with respect to a particular substance, then:

C) The amount of the substance in the compartment does not change with respect to time

Choices:
There is no movement into or out of the compartment
The amount of the substance in the compartment is constant, but the rates of entry and exit are not equal
The amount of the substance in the compartment does not change with respect to time
The amount of the substance in the compartment is increasing
The rate of substance entering the compartment is equal to the rate of substance leaving the compartment, but the total amount is not constant
The amount of the substance in the compartment is constant, but the rates of entry and exit are not always equal
The rate of substance entering the compartment is equal to the rate of substance leaving the compartment, but the total amount fluctuates slightly
The amount of the substance in the compartment is constant, but the rates of entry and exit are equal and constant
The rate of substance entering the compartment is equal to the rate of substance leaving the compartment, but the total amount varies slightly over time
The amount of the substance in the compartment is decreasing


Question: According to Evan and Freeman (1993), the Principle of ________ and the Principle of _______ can be used in a specific situation to determine who constitutes a _______.

E) Corporate rights, Corporate effect, Stakeholder

Choices:
Corporate rights, Corporate liability, Shareholder
Corporate responsibility, Corporate effect, Shareholder
Corporate rights, Corporate responsibility, Stakeholder
Corporate deniability, Corporate effect, Stakeholder
Corporate rights, Corporate effect, Stakeholder
Corporate liability, Corporate responsibility, Stakeholder
Corporate deniability, Corporate responsibility, Shareholder
Corporate responsibility, Corporate liability, Stakeholder
Corporate rights, Corporate effect, Shareholder
Corporate liability, Corporate effect, Stakeholder


Question:
Let $R_{1} \! \in\! {\mathcal{F}} \left( \ U \times V \right)$, $R_{2} \! \in\! {\mathcal{F}} \left( \ V \times W \right)$, and $U, V, W$ are all real number domains.
$$
R_{1} \left( \, u, v \, \right) = \mathrm{e}^{-k \left( u - v \right)^{2}} \,, \quad R_{2} \left( \, v, w \, \right) = \mathrm{e}^{-k \left( v - w \right)^{2}}
$$
What is the membership function of $R_{1} \circ R_{2}$?


Question: In Youngs modulus of brass and steel are respectively $1.0 \times 10^{10} \ N/m^2$ and $2 \times 10^{10} \ N/m^2$. A brass wire and a steel wire of the same length are extended by 1 mm under the same force, the radii of brass and steel wires are $R_B$ and $R_S$ respectively, then


Question: Water is being heated on the outside of a horizontal pipe with an outer diameter of 76 mm. If the ambient water temperature and the average temperature of the outer pipe wall are 25°C and 45°C, respectively. What is the heat transfer coefficient for natural convection?

Power Engineering and Engineering Thermophysics


Question: A diploid gamete (AA, A being a set of chromosomes) combines with the normal haploid gamete (A) of this species. What will its offspring be?


Question: Which of the following statements about journalism are correct?1.The research object of media management is media management phenomena, which only includes strategic management phenomena2.Alan B. Albarran, in "Management of Media Organizations: Effective Leadership in Media," proposed the four major functions of media management.3.The concept of overall truth requires news reporting to go beyond the surface characteristics of facts and consider the internal connections and broader context.4.The third media refers to news dissemination tools that transmit text, audio, and images through the internet.

History and Theory of Journalism and Media Management


Question: The psychologist who proposed that "a couple of genes is better than a ton of education" is ___.


Question:
Let the population $\mathbf{X}$ follow an exponential distribution, with its probability density given by
$$
f(x) = \left\{
\begin{array}{ll}
\frac{1}{\theta} e^{-x / \theta}, & x > 0, \\
0, & x \leq 0, \\
\end{array}
\right.
$$
where $\theta > 0$ is unknown. A sample of size $n$, $X_{1}, X_{2}, \cdots, X_{n}$, is taken from the population. What is the one-sided lower confidence limit for $\theta$ at a confidence level of $1-\alpha$?


Question: Many different fermentation pathways occur in different organisms in nature. For example, skeletal muscle cells convert pyruvate into lactic acid when no oxygen is present. Yeast cells can produce alcohol and carbon dioxide under the same circumstances. However, regardless of the specific reactions, the purpose of glycolysis is an important one. Which statement best describes the importance of glycolysis?

G) It reoxidizes NADH so that glycolysis can continue.

Choices:
It produces large amounts of ATP by oxidative phosphorylation.
It produces lactic acid, which is essential for muscle function.
It produces large amounts of ATP by substrate level phosphorylation.
It produces glucose, which is used in the Krebs cycle.
It reoxidizes NADH so that glycolysis can continue.
It is the only way cells can produce ATP.
It produces pyruvate, which is the raw material for oxidative phosphorylation.


Question: Comparative education is a discipline that emphasizes both theory and ().


Question: In a certain ladybug population, there are three genotypic individuals (aa, AA, and Aa) subjected to temperature selection pressure. Their fitness values ($W$) are 2, 0.5, and 1, respectively. What is the approximate selection intensity of temperature on the above genotypic individuals?


Question: A state has enacted a statute imposing a tax on the extraction of all platinum in the state. The extraction of other minerals is not taxed by the state. This is true even though there is considerable mining of silver, turquoise, sulfur, and stone within the state. As a result, the largest platinum mining company in the state has filed suit challenging the constitutionality of the state's platinum tax statute. Which of the following best states the burden of persuasion if the mining company attacks the statute as violating the equal protection of the laws?

B) The mining company must convince the court that the classification in this statute is not rationally related to the advancement of a legitimate state interest.

Choices:
The state must convince the court that the classification in the statute is rationally related to the advancement of a legitimate state interest.
The mining company must convince the court that the classification in this statute is not rationally related to the advancement of a legitimate state interest.
The state must convince the court that the classification in the statute is necessary to advance a compelling state interest.
The state must convince the court that the classification in the statute is not necessary to advance a legitimate state interest.
The mining company must convince the court that the classification in this statute is the most restrictive means by which to advance a legitimate state interest.
The mining company must convince the court that the classification in this statute is not necessary to advance a compelling state interest.
The mining company must convince the court that the tax is not necessary to advance a legitimate state interest.
The state must convince the court that the tax is rationally related to the advancement of a compelling state interest.
The mining company must convince the court that the classification in this statute is the least restrictive means by which to advance a compelling state interest.
The state must convince the court that the classification in this statute is the least restrictive means by which to advance a compelling state interest.


Question: On a topographic map, the feature that can be represented using a proportional symbol is ().

Surveying and Mapping Science and Technology

Digital Surveying and Remote Sensing Applications


Question: 0.5000g of phosphate ore sample underwent dissolution, oxidation, and other chemical treatments, during which $\mathrm{P O_{4}^{3-}}$ was precipitated as $\mathrm{MgNH_{4}PO_{4}\cdot 6H_{2}O}$ and then calcined at high temperature to form $\mathbf{M} \mathbf{g}_{2} \mathbf{P}_{2} \mathbf{O}_{7}$, with a mass of 0.2018g. What is the percentage content of $\mathbf{P}_{2} \mathbf{O}_{5}$ in the ore sample?


Question: How many tons was the topsail schooner "Lisette," built in 1873, which the Duke of Sutherland had formerly owned before she began working as a decoy craft in 1917?


Question: Female, 52 years old. Shortness of breath for 3 months, chest radiograph shows widened mediastinum and narrowing of the right upper lobe bronchus, considered to be _____


Question: The zone position code of a Chinese character is 3721, its international code is ()


Question: What is the UNII of Axitinib, a small-molecule tyrosine kinase inhibitor developed by Pfizer?


Question: The concepts of fluid intelligence and crystallized intelligence were initially distinguished by which American psychologist?


Question: The coaxial cable, with an inner conductor radius of $a$ and an outer radius of $b$, carries a current $I$. Assuming the thickness of the outer conductor is negligible, what is the magnetic field energy per unit length?

Electromagnetic Field and Microwave Technology


Question: If the relational pattern $\mathbf{R} (\mathbf{U}, \mathbf{F})$ belongs to 3NF, then ().

J) Some insert and delete exceptions still exist

Choices:
There are non-trivial transitive dependencies
The insert deletion exception is cleared
Data redundancy is completely eliminated
belongs to BCNF and removes insert and delete exceptions
Some insert and delete exceptions still exist


Question: On which day, month, and year did Fathima Beevi retire as the governor of the Indian state of Tamil Nadu?


Question: A body $E$ with mass $m$ is situated on a smooth horizontal surface, with one end of a spring of stiffness $c$ attached to it, and the other end fixed at hinge $O_{1}$. The natural length of the spring is $l_{0}$, and the distance $O O_{1}=l$. Initially, the body $E$ is displaced from the equilibrium position $O$ and is released without initial velocity from the extreme position where $O E=a$.What is the velocity of this body as it passes through the equilibrium position ?


Question: Indication of Fecal contamination of water is due to presence of -

Health Toxicology and Environmental Health


Question: A_____ is a section of land with consistent natural characteristics on the same geomorphic surface, sharing the same rock type, soil quality, groundwater, and drainage conditions, and possessing a single climate, one soil variant, and one vegetation community.


Question: An important condition for Clostridium tetani infection is

B) the anaerobic microenvironment of the wound

Choices:
the microenvironment of the wound is partially anaerobic
the anaerobic microenvironment of the wound
the microenvironment of the wound is completely anaerobic
the spores of the bacterium contaminate the wound
the vegetative cells of the bacterium contaminate the wound
the microenvironment of the wound is hypoxic
the aerobic microenvironment of the wound


Question: In which condition is acute catarrhal enteritis primarily seen?


Question: There are n boys and m girls (m ≤ n+1) randomly lined up. What is the probability that any two girls are not adjacent to each other?


Question: "The Book of Han: Food and Goods" records: 'In the first month of spring, when people who live in groups are about to disperse, the envoy shakes a wooden bell and travels along the roads to collect poems, which are then submitted to the Grand Music Master to be set to music and presented to the Son of Heaven. Therefore, it is said that the king can know the state of the world without leaving his palace.' This material illustrates the process of the compilation of the Book of Songs ( ).


Question: What is the major component of the alveolar lumen in acute pulmonary bruising?


Question:
A student arrives at a semi-diurnal tidal bay for research. On their first day (Lunar Calendar: April 5th), they observe the high tide at 18:26. Given that the tidal period is approximately 12 hours and 24 minutes, calculate the high and low tide times for the next day (April 6th) and April 20th, using the following assumptions:
- The tidal period decreases by 48 minutes every lunar cycle (29.5 days).
- The difference between successive high and low tides in a day is \( \Delta t = 6h 12m \).
- The adjustment for lunar phases is calculated using the formula:
\( \text{Tide time shift} = (n - m) \times 0.8 \times 48 \, \text{min} + \text{previous adjustment} \), where \( n \) and \( m \) are the lunar day numbers.

F) April 6th: High tides at 06:50, 19:14; Low tides at 00:38, 13:02. April 20th: High tides at 06:02, 18:26; Low tides at 12:14, 00:10.

Choices:
April 6th: High tides at 06:50, 19:14; Low tides at 00:38, 13:02. April 20th: High tides at 06:08, 18:24; Low tides at 12:16, 00:16.
April 6th: High tides at 07:00, 19:14; Low tides at 00:50, 13:02. April 20th: High tides at 06:14, 18:26; Low tides at 12:14, 00:14.
April 6th: High tides at 06:52, 19:10; Low tides at 00:32, 13:10. April 20th: High tides at 06:10, 18:20; Low tides at 12:10, 00:14.
April 6th: High tides at 06:48, 19:12; Low tides at 00:42, 13:06. April 20th: High tides at 06:00, 18:28; Low tides at 12:12, 00:12.
April 6th: High tides at 06:54, 19:12; Low tides at 00:34, 13:00. April 20th: High tides at 06:10, 18:32; Low tides at 12:20, 00:20.
April 6th: High tides at 06:50, 19:14; Low tides at 00:38, 13:02. April 20th: High tides at 06:02, 18:26; Low tides at 12:14, 00:10.
April 6th: High tides at 06:50, 19:16; Low tides at 00:40, 13:00. April 20th: High tides at 06:04, 18:30; Low tides at 12:16, 00:14.
April 6th: High tides at 07:02, 19:20; Low tides at 00:30, 13:04. April 20th: High tides at 06:06, 18:22; Low tides at 12:18, 00:18.
April 6th: High tides at 06:50, 19:14; Low tides at 00:38, 13:02. April 20th: High tides at 06:02, 18:26; Low tides at 12:12, 00:08.


Question: What is the melting point of molybdenum disilicide in Celsius?


Question: In which year was Cross-Language Information Retrieval (CLIR) first explicitly defined by Oard, D. W.?


Question: An ideal gas $\left( \gamma =1.5 \right) $ undergoes a change in a state such that the magnitude of heat absorbed by the gas is equal to the magnitude of work done by the gas. The molar heat capacity of the gas in this process is:


Question: What are the characteristics of the biological effects of magnetic fields?

H) Non-specificity, mildness, reversibility, biphasic nature

Choices:
Uniformity, severity, irreversibility, multiphasic effect
Predictability, extremity, permanence, monophasic nature
Randomness, harshness, irreversibility, uniphasic action
Specificity, extremity, stability, uniphasic response
Uniformity, intensity, permanence, monophasic nature
Variability, harshness, impermanence, biphasic tendency
Variability, gentleness, stability, triphasic tendency
Non-specificity, mildness, reversibility, biphasic nature
Specificity, severity, permanency, multiphasic response
Consistency, mildness, impermanence, single-phase effect


Question: A consulting expert Mr. Wang from a consulting firm conducted a preliminary investigation of the client according to the task requirements. Due to unfamiliarity with the client's professional field, he made basic preparations regarding relevant professional knowledge and communicated with the client's leadership. For disputed issues during communication, he completely adjusted according to the client's opinions, prepared consulting intentions and target materials, and submitted one copy each of the investigation materials and report to both the company and client. Mr. Wang's behavior violated:I. Consultants should possess comprehensive knowledgeII. Consultants should verify the client's understanding of their own enterpriseIII. Consultants should make judgments based on factsIV. Preliminary investigation materials should be properly preservedV. There should be thorough communication among consultants

Tourism Management and Technological Economics Management


Question: Algorithms based on differences in the spectral reflectance of features ____ can highlight the characteristics of vegetation in an image, extract vegetation classes or estimate green biomass, and algorithms capable of extracting vegetation are known as vegetation indices .

Surveying and Mapping Science and Technology

Digital Surveying and Remote Sensing Applications