problem stringlengths 14 4.09k | solution stringlengths 1 802k | task_type stringclasses 3
values | problem_tokens int64 5 895 |
|---|---|---|---|
The following is a multiple choice question (with answers).
===Question
What is the meaning of collective security?
===Choices
The right of a nation to defend itself without outside intervention
The establishment of a mutual defense pact among several nations
The creation of a global police force by the UN
The authori... | The authorisation of armed force by the UN Security Council | general_qa | 146 |
The following is a multiple choice question (with answers).
===Question
The newly launched domain server performs iterative resolution on www.cs.washington.edu. After the resolution, which domain servers' domain names are cached by this domain server?
===Choices
www.cs.washington.edu, washington.edu, and edu
washingto... | www.cs.washington.edu, cs.washington.edu, washington.edu, and .edu | general_qa | 172 |
The following is a multiple choice question (with answers).
===Question
An initial transportation solution appears in the table. C D Factory Capacity A 10 0 10 B 15 25 40 Warehouse Demand 25 25 50 Can ths solution be improved if it costs $5 per unit to ship from A to C; $7 per unit to ship from A to D; $8 to ship from ... | No, this solution is optimal. | general_qa | 217 |
The following is a multiple choice question (with answers).
===Question
What type of nutrient supplementation is most needed for lactating sows that are monogastric animals?
===Choices
Calcium
Vitamin C
Fiber
Zinc
Vitamin A
Sodium
Protein
Fatty acids
Copper
Carbohydrate | Protein | general_qa | 71 |
The following is a multiple choice question (with answers).
===Question
A wire of mass 100 g is carrying a current of 2A towards increasing x in the form of $y={x}^{2}(-2m\le x\le +2m)$.This wire is placed in a magnetic field $ ec{B}=-0.02\hat{k}$ tesla.The acceleration of the wire (in $m/{s}^{2}$) is
===Choices
3.2\h... | $$1.6\hat{j}$$ | general_qa | 176 |
The following is a multiple choice question (with answers).
===Question
How many augmented intervals can be formed within an octave using F♯ as the root note?
===Choices
3
1
2
4 | 1 | general_qa | 42 |
The following is a multiple choice question (with answers).
===Question
Which of the following is the main disease treated by Yu Baifu?
===Choices
Acute kidney stones
Contagious blood infections
Chronic lung conditions
Benign joint disorders
Venomous snake bites
Fatal heart diseases
Allergic skin reactions
Infectious ... | Venomous snake bites | general_qa | 83 |
The following is a multiple choice question (with answers).
===Question
What are the leaves of citrus?
===Choices
Simple leaves
Simple compound leaves
Simple Compound Leaf
Unified Compound Leaf
Pinnate Simple Leaf
Palmate Simple Leaf
Pinnately compound leaves
Solitary Simple Leaf
Compound Leaf of Unity
Palmately compo... | Simple compound leaves | general_qa | 72 |
The following is a multiple choice question (with answers).
===Question
A 22-year-old man presents to a physician with a single painless ulcer on his glans penis that he first noticed 2 weeks ago. He mentions that he is sexually active with multiple partners. There is no history of fevers. Initially, he thought that th... | Azithromycin | general_qa | 271 |
The following is a multiple choice question (with answers).
===Question
How long should one wait to eat after finishing exercise?
===Choices
During exercise session
Immediately after
One day later
The next morning
Right before
Two hours later
30min later
90min later
45min later
60min later | 30min later | general_qa | 69 |
The following is a multiple choice question (with answers).
===Question
If $H_2(g) + Cl (g) \rightarrow 2HCl ; \Delta H^o = -44 kcal$
$2 Na(s) + 2 HCl (g) \rightarrow 2 NaCl (s) + H_2(g) ; \Delta H = -152 \, kcal $ then
$$Na(s) + 0.5 Cl_2 (g) \rightarrow NaCl(s) ; \Delta H^o = ?$$
===Choices
$$104 \, kcal$$
$$-98 \, ... | $$-98 \, kcal$$ | general_qa | 208 |
The following is a multiple choice question (with answers).
===Question
Find the derivative of the function $y = \frac{ 3 \cdot \csc(x) - 2 \cdot \sin(x) }{ 5 \cdot \left(\cos(x)\right)^5 } - \frac{ 16 }{ 5 } \cdot \cot(2 \cdot x)$.
===Choices
1 / (sin(x)^2 * cos(x)^5)
1 / (sin(x)^2 * cos(x)^5 * cos(x)^2)
1 / (sin(x)^... | 1 / (sin(x)^2 * cos(x)^6) | general_qa | 237 |
The following is a multiple choice question (with answers).
===Question
A choke coil of resistance $5\Omega$ and inductance $0.6\space H$ is in series with a capacitance of $10\space \mu F$. If a voltage of $200\space V$ is applied and the frequency is adjusted to resonance, the current and voltage across the inductanc... | $$V_1 = 9.8\space kV$$ | general_qa | 206 |
The following is a multiple choice question (with answers).
===Question
What is the primary distinction between "sociobiology" and "cultural anthropology"?
===Choices
Sociobiology investigates the environmental and adaptive traits, whereas cultural anthropology focuses on personal and communal rituals.
Sociobiology ex... | Sociobiology focuses on the genetic and evolutionary bases of behavior, while cultural anthropology emphasizes the role of learned and shared cultural practices. | general_qa | 268 |
The following is a multiple choice question (with answers).
===Question
Two jars $A$ and $B$ contain helium gas at pressure of $1 \,atm$ and $2 \,atm$ respectively at room temperature. They are mixed. If $v_1$ is the r.m.s. velocity of molecules in $A, v_2$ of those in $B$ and $v$ that of mixture, then correct statemen... | $$v < v_1 and v_2$$ | general_qa | 261 |
The following is a multiple choice question (with answers).
===Question
What voltage must be applied to an electron mocroscope to produce electrons of $\lambda=1.0\mathring{A}$?
===Choices
$160$ volt
$180$ volt
140 volt
185 volt
$150$ volt
$190$ volt
192 volt
195 volt
200 volt
170 volt | $190$ volt | general_qa | 102 |
The following is a multiple choice question (with answers).
===Question
A uniform solid cylinder of mass $2kg$ and radius $0.2m$ is released from the rest at the top of a semicircular track of radius $0.7m$ cut in block of mass $M=3kg$ as shown. The block is resting on a smooth horizontal surface and the cylinder rolls... | $$0.2 \ m$$ | general_qa | 188 |
The following is a multiple choice question (with answers).
===Question
What is written on the right side of the cover art for the Dylan album Planet Waves?
===Choices
"Cast-iron songs & torch ballads" with a typo: "Cast-iron songs & torch ballldas" with an additional typo: "Cast-iron songs & torc balllds" with a diff... | "Cast-iron songs & torch ballads" | general_qa | 605 |
The following is a multiple choice question (with answers).
===Question
Which composer is considered a "musical revolutionary" and made major innovations in harmony and form?
===Choices
Liszt
Haydn
Bach
Monteverdi
Schubert
Stravinsky
Brahms
Chopin
Vivaldi
Handel | Stravinsky | general_qa | 72 |
The following is a multiple choice question (with answers).
===Question
Why is there loss of energy for protein from digestible to metabolizable energy but not for fat and carbohydrate
===Choices
part of the energy in dietary protein is lost as heat during the protein synthesis process
part of the energy in dietary pr... | part of the energy in dietary protein leaves the body via the urine in the form of urea | general_qa | 208 |
The following is a multiple choice question (with answers).
===Question
A unit tests positive for syphilis using the rapid
plasma reagin test (RPR). The microhemagglutinin
assay-Treponema pallidum (MHA-TP) on the
same unit is negative. What is the disposition of
the unit?
===Choices
The donor must be contacted and que... | The unit may be used to prepare components | general_qa | 192 |
The following is a multiple choice question (with answers).
===Question
In the following concepts regarding the in agricultral machinery, which of the following statements are incorrect? (Need to include all incorrect options):
(1). DEM simulations treat soil and crops as a continuum, much like traditional finite eleme... | (1), (3), (4), and (5) | general_qa | 374 |
The following is a multiple choice question (with answers).
===Question
Given the polarization intensity $P$, what is the depolarization field on the axis of an infinitely long cylindrical dielectric that is uniformly polarized along the vertical axis?
===Choices
$$
-\frac{5P} {6 \, \varepsilon_{0}}
$$
$$
-\frac{P} {3... | $$
-\frac{P} {2 \, \varepsilon_{0}}
$$ | general_qa | 254 |
The following is a multiple choice question (with answers).
===Question
In a round robin tournament, occasionally a cyclic $3-$ set occurs, that is, a set of $[a,b,c]$ of teams where $a$ beats $b$ , $b$ beats $c$ , and $c$ beats $a$ . If $23$ teams play a round robin (without any ties), what is the greatest number of c... | 506 | general_qa | 141 |
The following is a multiple choice question (with answers).
===Question
The fertilized eggs of the channel catfish are ().
===Choices
Spherical
Pelagic
Benthic
Non-buoyant
Semi-pelagic
Drifting
Oviparous
Adhesive
Demersal
Free-floating | Demersal | general_qa | 68 |
The following is a multiple choice question (with answers).
===Question
Which combination correctly identifies the social dance that originated in the Dominican Republic in the 1960s? Consider the following dances:
I. Bachata
II. Salsa
III. Tango
IV. Merengue
Select the option that correctly describes the dance.
===Ch... | I | general_qa | 104 |
The following is a multiple choice question (with answers).
===Question
A block of mass 2 kg is hanging over a smooth and light pulley through a light string. The other end of the string is pulley by a constant force $F = 40N.\;{\text{At}}\;t = 0$ the system is at rest as shown. Then in the time interval from $t = 0\;{... | Work done by tenion on block is 80J. | general_qa | 264 |
The following is a multiple choice question (with answers).
===Question
The maximum amount of mercury vapour allowed in the work place:
===Choices
0.025 mg/m3
0.0025 mg/m3
0.05 mg/m3
0.0055 mg/m3
0.005 mg/m3
0.5 mg/m3 | 0.05 mg/m3 | general_qa | 82 |
The following is a multiple choice question (with answers).
===Question
What is an infectious disease where the patient is the only source of infection?
===Choices
HIV, hepatitis B
Malaria, yellow fever
Measles, chickenpox
Dengue, cholera
Tuberculosis, hookworm disease
Asthma, bronchitis
Pertussis, epidemic JE
Common ... | Measles, chickenpox | general_qa | 106 |
The following is a multiple choice question (with answers).
===Question
In which year did Jamia win its first gold and silver medals in wrestling at the All India Inter University Championship?
===Choices
1977
1975
1974
1978
1976
1970
1972
1979
1971
1973 | 1977 | general_qa | 89 |
The following is a multiple choice question (with answers).
===Question
A uniform cylinder of steel of mass $M$, radius $R$ is palced on frictionless bearing and set to rotate about its vertical axis with angular velocity $\omega_0$.After the cylinder has reached the specified state of rotation it is heated, without a... | $$\dfrac{\Delta I}{I}=\dfrac{2 \Delta R}{R}$$ | general_qa | 338 |
The following is a multiple choice question (with answers).
===Question
Which version of Linux officially removed the RAW driver?
===Choices
5.12
5.11
5.19
5.16
5.15
5.10
5.13
5.18
5.17
5.14 | 5.14 | general_qa | 76 |
The following is a multiple choice question (with answers).
===Question
Which of the following statement is correct regarding induced electric field (symbols have their usual meanings)?
===Choices
Induced e.m.f. in the loop in $\displaystyle arepsilon =\oint \overrightarrow{E}.\overline{d\iota }=frac{d\phi }{dt^2}$
... | Induced e.m.f. in the loop in $\displaystyle arepsilon =\oint \overrightarrow{E}.\overline{d\iota }=-\frac{d\phi }{dt}$ | general_qa | 407 |
The following is a multiple choice question (with answers).
===Question
What is the cell structure directly related to the cell division of peanuts and mice?
===Choices
Lysosomal Vesicle
Centrosome
Golgi Network
Mitochondria
Ribosomal Segment
Nuclear Pore Complex
Endoplasmic Reticulum
Cell Membrane Protein
Spindle App... | Spindle Apparatus | general_qa | 88 |
The following is a multiple choice question (with answers).
===Question
In what year was Yo-Yo Ma inducted into the Classical Music Hall of Fame?
===Choices
2008.
2006.
2002.
2003.
2005.
2007.
2001.
2010.
2004.
2009. | 2007. | general_qa | 85 |
The following is a multiple choice question (with answers).
===Question
Among the following, which type of crime can only be committed by a state functionary?
===Choices
Illegal detention
Kidnapping
Theft
Perjury
False accusation
Fraud
Murder
Drug trafficking
Embezzlement
Assault | Embezzlement | general_qa | 67 |
The following is a multiple choice question (with answers).
===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 $17 ^\circ C$?
===Choices
526 Hz
306 Hz
406 Hz
516 Hz
546 Hz
566 ... | 546 Hz | general_qa | 128 |
The following is a multiple choice question (with answers).
===Question
Anchor Point Theory combines spatial behavior with temporal change, integrating spatial relationships with the process of temporal development, proposing an epistemology of "_________."
===Choices
someone understanding movement in a static setting... | someone becoming familiar with a certain environment in a certain place | general_qa | 128 |
The following is a multiple choice question (with answers).
===Question
Which of the following tissues is developed from the epithelium of the ectoderm?
===Choices
Tongue muscle tissue
Jaw joint cartilage
Root canal lining
tooth enamel
Buccal mucosa
Dental pulp
Cementum
Alveolar bone
Periodontal membrane
Gingival fibr... | tooth enamel | general_qa | 85 |
The following is a multiple choice question (with answers).
===Question
Is the discrete signal $y ( n )=e^{j \frac{1} {4} n}+e^{j \frac{\pi} {9} n}$ a periodic sequence? If so, what is its period?
===Choices
It is a periodic sequence with a period of $N=81$.
It is a periodic sequence with a period of $N=72$.
It is a p... | It is a periodic sequence with a period of $N=72$. | general_qa | 212 |
The following is a multiple choice question (with answers).
===Question
Within a radius of () km, the horizontal plane can be used instead of the leveling surface for distance measurement.
===Choices
18
20
12
15
8
5
16
14
10
22 | 10 | general_qa | 66 |
The following is a multiple choice question (with answers).
===Question
What are the angular resolutions for a radio interferometer with a baseline of 5000 km operating at a frequency of 5 GHz, and an infrared interferometer with a baseline of 50 m operating at a wavelength of 1 μm?
===Choices
0.015 arc seconds, 0.018... | 0.003
arc seconds ,
0.005
arc seconds | general_qa | 239 |
The following is a multiple choice question (with answers).
===Question
If NADH(H+) and FADH2 are calculated as 2.5 and 1.5 ATP respectively, how many ATP molecules are released when one molecule of pyruvate is completely oxidized into CO2 and H2O?
===Choices
16
10
17
12
12. 5
13
14
14. 5
15
11. 5 | 15 | general_qa | 107 |
The following is a multiple choice question (with answers).
===Question
Where is the main area for removing dust particles in a cyclone dust collector?
===Choices
Upper spiral flow
External vortex
Upper vortex
Inner spiral flow
Reverse spiral flow
Inner Vortex
Inter spiral flow
Downward vortex
Downward spiral flow | External vortex | general_qa | 67 |
The following is a multiple choice question (with answers).
===Question
Convert 11.694 Knots to Kilometers per Hour.
===Choices
21.56
21.76
51.45
21.16
21.66
90.63
205.43
21.26
21.55
21.65 | 21.66 | general_qa | 93 |
The following is a multiple choice question (with answers).
===Question
According to Hoffman's law, when the Hoffman ratio is less than 1, it means _____.
===Choices
The country is facing industrial stagnation
The country has begun de-industrialization
The country is far from achieving industrialization
The country ne... | The country is in the post-industrial development stage | general_qa | 121 |
The following is a multiple choice question (with answers).
===Question
The minimum sample size required for the model to produce parameter estimates is ( ).
===Choices
$n≥k/2+1$
$n≥k+1$
$n≥2k+1$
$n≥k^2+1$
$n≤k/2$
$n≥k/3+1$
$n≥30$
$n≥3k+1$
$n≤k+ 1$
$n≥k-1$ | $n≥k+1$ | general_qa | 100 |
The following is a multiple choice question (with answers).
===Question
Let `A` be an `m times n` matrix, and `R(A)=r`, then ( )
===Choices
When `r=m` and `n<m`, the non-homogeneous linear equation system `Ax=beta` has a solution
When `r=n` and `n>m`, the non-homogeneous linear equation system `Ax=beta` has a unique s... | When `r=m`, the non-homogeneous linear equation system `Ax=beta` has a solution | general_qa | 294 |
The following is a multiple choice question (with answers).
===Question
Who was the engineer responsible for designing and building the London sewage system?
===Choices
James Bazalgette
John Snow
John Bazalgette
Isambard Kingdom Brunel
Joseph Bazalgette | Joseph Bazalgette | general_qa | 58 |
The following is a multiple choice question (with answers).
===Question
Find the critical nucleus radius formed at an undercooling of 10°C and 100°C for molten iron. Given that the density of iron $\rho = 7.3 \times 10^{3} \, \mathrm{kg/m}^{3}$, the melting point $T_{\mathrm{fus}} = 1811 \, \mathrm{K}$, the heat of fus... | $$
1. 1 4 \times1 0^{-8} \mathrm{~ m}
$$
$$
1. 1 4 \times1 0^{-9} \mathrm{~ m}
$$ | general_qa | 655 |
The following is a multiple choice question (with answers).
===Question
A uniform plane wave is incident perpendicularly from air onto the surface of a certain dielectric material. The standing wave ratio in the air is 2.7, and the surface of the dielectric corresponds to the point of minimum electric field in the stan... | $$
= 7. 2 7 \varepsilon_{0}
$$ | general_qa | 271 |
The following is a multiple choice question (with answers).
===Question
In what year did the Hummerts do away with the studio audience on the radio show "The American Album of Familiar Music"?
===Choices
1933
1936
1934
1937
1939
1931
1932
1938
1935
1940 | 1938 | general_qa | 93 |
The following is a multiple choice question (with answers).
===Question
In educational economics, concepts related to educational funding include educational investment or educational input, human capital, and ( ).I. Human resourcesII. Educational capitalIII. Educational activitiesIV. Educational principles
===Choices... | II | general_qa | 99 |
The following is a multiple choice question (with answers).
===Question
The shaft that only bears torque is called which of the following?
===Choices
Swivel rod
Transmission shaft
Torsion bar
Pivot tube
Support axle
Motion cylinder
Propulsion rod
Rotation spindle
Flexure beam
Twisting stick | Transmission shaft | general_qa | 66 |
The following is a multiple choice question (with answers).
===Question
A rain drop of radius $1.5 mm$, experiences a drag force $F =$ $12\times 10^{-5}\times v \:N$, while falling through air from a height $2 km$, with a velocity $v$. The terminal velocity of the rain drop will be nearly (use $g=10 m/s^2)$ :
===Choic... | $$200m/s$$ | general_qa | 150 |
The following is a multiple choice question (with answers).
===Question
Which of the following statements/relationship is not correct in thermodynamics changes:-
===Choices
W= -nRTln \frac{v_{2}}{2v_{1}}
$\Delta S_{total > 0}$ ( for spontaneous process)
W= -nRTln \frac{v_{2}}{3v_{1}}
$W= -nRTln \frac{v_{2}}{v_{1}}$ (i... | $W= -nRTln \frac{v_{2}}{v_{1}}$ (isothermal reversible expansion of aan ideal gas ) | general_qa | 236 |
The following is a multiple choice question (with answers).
===Question
According to the traditional Chinese perspective on the composition of factors, the motivation for virtue is ___.
===Choices
Moral emotion
Social utility
Ethical behavior
Moral Cognition
Political stability
Cultural conformity
Psychological satisf... | Moral emotion | general_qa | 73 |
The following is a multiple choice question (with answers).
===Question
A neonate is born in very poor condition, with a severe, generalized encephalitis. Which of the following viruses is the most likely pathogen in this setting?
===Choices
Herpes simplex type III
Poliomyelitis virus
Eastern equine encephalitis virus... | Herpes simplex type II | general_qa | 94 |
The following is a multiple choice question (with answers).
===Question
The synchronization system used for coherent demodulation is ( ) synchronization and for sampling judgment is ( ) synchronization.
===Choices
Symbol; sequence
Carrier; Bit
Large; Small
Frequency; amplitude
Group; Frame
Pulse; block
Bit; word
Phase... | Carrier; Bit | general_qa | 82 |
The following is a multiple choice question (with answers).
===Question
In which book written by Quetelet in 1855 did the term 'demography' first appear?
===Choices
A Treatise on Man and the Development of His Faculties, or the Elements of Comparative Demography
A Treatise on Man and the Development of His Faculties, ... | A Treatise on Man and the Development of His Faculties, or the Outlines of a Comparative Demography | general_qa | 262 |
The following is a multiple choice question (with answers).
===Question
In which year was the Indian politician S. Chellapandian appointed as Speaker of the Madras Legislative Assembly?
===Choices
1969
1962
1968
1965
1966
1963
1964
1967
1961
1960 | 1962 | general_qa | 90 |
The following is a multiple choice question (with answers).
===Question
Paroxysmal epigastric boring pain is most commonly seen in
===Choices
acute cholangitis
acute pancreatitis
cholecystitis
biliary ascariasis
peptic ulcer with biliary involvement
peptic ulcer with acute gastritis
peptic ulcer with acute pancreatiti... | biliary ascariasis | general_qa | 94 |
The following is a multiple choice question (with answers).
===Question
What is correct regarding the magnitude of root pressure?
===Choices
Reduced significantly during drought or dry seasons.
Associated with the diffusion of soil moisture into xylem vessels.
Originates from the capillary action within xylem tissue.
... | Depends on the water potential difference between xylem vessels and soil. | general_qa | 143 |
The following is a multiple choice question (with answers).
===Question
Regarding the stroma of the tumor, which statement is correct?
===Choices
Highly diverse
Nonspecific
Composed only of epithelial cells
Mainly composed of muscles
Blood vessel-free
Specific
All tumors have stroma.
There are variations in form.
Gene... | Nonspecific | general_qa | 78 |
The following is a multiple choice question (with answers).
===Question
The sequence of sperm development that occurs in the epithelial cells of the seminiferous tubules, beginning with the division of type A spermatogonia and continuing until the sperm cells become mature sperm, is called the ________.
===Choices
spe... | spermatogenic cycle | general_qa | 126 |
The following is a multiple choice question (with answers).
===Question
What is the name of the high school from which American painter Kathleen Gemberling graduated?
===Choices
Garfield
Franklin
Jefferson
Roosevelt
Wilson
Washington
Eisenhower
Grant
Adams
Lincoln | Garfield | general_qa | 63 |
The following is a multiple choice question (with answers).
===Question
T_4phage that carrymutations in the genomic region calledrII cancause thelysisof strain B of E. coli but not of E. coli strainK. A plate of E. coli strain B is infected by two types of mutantphage simultaneously. The resultinglysateis divided inhal... | 0.2 percent | general_qa | 203 |
The following is a multiple choice question (with answers).
===Question
What is the index of acceptance of pavement structure in the design specification for highway asphalt pavements?
===Choices
Average surface roughness
Design bending settlement value
Peak compressive strength
Bending tensile stress
Allowable bendin... | Bending tensile stress | general_qa | 83 |
The following is a multiple choice question (with answers).
===Question
Fluent aphasia without weakness occurs due to which of the following culprit arteries?
===Choices
PCA (nondominant lobe)
Superior division of MCA (nondominant lobe)
Middle division of MCA (dominant lobe)
Superior division of PCA (dominant lobe)
Su... | Inferior division of MCA | general_qa | 146 |
The following is a multiple choice question (with answers).
===Question
The smallest term that makes the logic function
$$
L \left( A \,, B \,, C \,, D \, \right) \,=\overline{{{{A}}}} B \,+\, C \, \overline{{{{D}}}}
$$ is ().
===Choices
8
9
4
3
10
7
2
1
6
5 | 7 | general_qa | 97 |
The following is a multiple choice question (with answers).
===Question
In Hall's three-dimensional structure, the operational phase in the time dimension refers to ( )
===Choices
Managing the system's daily activities and maintenance
Creating guidelines and strategies for system use
Planning future expansions and int... | Operating and serving as per the expected objectives | general_qa | 118 |
The following is a multiple choice question (with answers).
===Question
Keep the pressure at $p^{\Theta}$, and when a definite quantity of iodine dissolves in the $\mathrm{H}_{2} \mathrm{O} \cdot \mathrm{CCl}_{4}$ system without forming solid $\mathrm{I}_{2}$, what is the number of degrees of freedom of the equilibrium... | f=1 | general_qa | 126 |
The following is a multiple choice question (with answers).
===Question
The molar mass of a certain gas is 29 $\times 10^{-3}$ kg/mol, and it is heated at constant volume from $t_{1}=320 \ \ \mathbf{C}$ to $t_{2}=940 \ \ \mathrm{C}$. Given the change in thermodynamic energy during the process $\Delta u=700 \ \ \mathrm{... | $$
1 4 1 5. 7 2 J / ( K. k g )
$$$$
898.00kJ / ( K. k g )
$$ | general_qa | 599 |
The following is a multiple choice question (with answers).
===Question
In subcutaneous, omental, mesenteric, and perivisceral adipose tissues, there is a large distribution of triglycerides; these fat storage sites are known as______.
===Choices
fat reserves
fat units
fat divisions
lipid reservoirs
lipid depots
lipid... | fat depots | general_qa | 95 |
The following is a multiple choice question (with answers).
===Question
The papulae of the starfish are membranous, with the outer layer being the epidermal layer and the inner layer being the coelomic epithelium. What function does it serve?
===Choices
Structural support
Pressure monitoring
Circulation
Sensory percep... | Respiration | general_qa | 99 |
The following is a multiple choice question (with answers).
===Question
Let ${,{{f}_{n}}{(x)=}{{x}^{n}}}$, then ${,{{f}_{n}}{(x)}}$ on [0,1] ( )
===Choices
does not converge
converges uniformly on [0,1) and at x=0 but not at x=1
converges uniformly
converges uniformly on [0,1) but not at x=1
converges uniformly on [0,... | converges but not uniformly | general_qa | 178 |
The following is a multiple choice question (with answers).
===Question
In electrical prospecting, how does the apparent resistivity of vertical electrical detection generally change with depth?
===Choices
Is the same at all depths universally
Is unaffected by geological conditions
Varies based on surface temperature
... | Is related to the properties of the underground medium | general_qa | 104 |
The following is a multiple choice question (with answers).
===Question
A contractor agreed to build a gazebo for a homeowner for $8,000, with payment in full due upon completion of the work. The contractor spent $5,000 on supplies and worked for several days on the project. When the gazebo was nearly complete, a torna... | $4,000. | general_qa | 264 |
The following is a multiple choice question (with answers).
===Question
For a pair of cylindrical gear transmissions, when other conditions remain unchanged, if the load on the gear transmission is increased to 4 times the original load, what will happen to the contact stress on the tooth surface?
===Choices
Increase ... | Increase to 2 times the original stress | general_qa | 151 |
The following is a multiple choice question (with answers).
===Question
The establishment of the General Practice Branch of the Chinese Medical Association marks the birth of the discipline of general practice medicine in our country. What is the date of this occurrence?
===Choices
1993.11
1999.12
1995.6
1991.7
1990.3... | 1993.11 | general_qa | 123 |
The following is a multiple choice question (with answers).
===Question
Which senator introduced the Act Prohibiting Importation of Slaves into the Senate?
===Choices
John Adams
John C. Calhoun
John Marshall
John Randolph
James Turner
John Quincy Adams | James Turner | general_qa | 56 |
The following is a multiple choice question (with answers).
===Question
When a vertical plate is inserted into a stationary fluid, the surface tension causes the fluid near the plate to rise along it. If the density of the fluid is $10^{\circ} \ \mathrm{kg/m}^{\circ}$, find: If the height of the fluid rise on the plate... | $$
1 5^{\circ}
$$ | general_qa | 238 |
The following is a multiple choice question (with answers).
===Question
What is the status of an appropriation that is no longer available for incurring new obligations?
===Choices
Terminated Appropriation
Dormant Appropriation
Lapsed Appropriation
Expired Appropriation
Current Appropriation
Ceased Appropriation
Super... | Expired Appropriation | general_qa | 83 |
The following is a multiple choice question (with answers).
===Question
An exercise room has six weight-lifting machines that have no motors and seven treadmills each equipped with a 2.5-hp (shaft output) motor. The motors operate at an average load factor of $0. 7$ , at which their efficiency is 0.77. During peak even... | 20, 270 W | general_qa | 218 |
The following is a multiple choice question (with answers).
===Question
Which application environment is the main reference of Wang Runhao's optical design formula?
===Choices
Optical Coating Solutions
Holographic Imaging Design
Spectrometer Lens Design
Photonic Crystal Design
Diffraction Limit Analysis
Objective Lens... | Objective Lens Design | general_qa | 89 |
The following is a multiple choice question (with answers).
===Question
A polymer solution is composed of a solute with a relative molecular mass of $M_{2}=10^{6}$ (degree of polymerization $x=10^{4}$) and a solvent with a relative molecular mass of $M_{1}=10^{2}$, forming a solution with a concentration of 1% (mass fr... | $$
8. 2 7 \times1 0^{-2} ( \mathrm{J} \cdot\mathrm{K}^{-1} )
$$ | general_qa | 462 |
The following is a multiple choice question (with answers).
===Question
Find the minimum value of the product of $xyz$ , where $x,y,z$ are positive integers such that
$$x^2-12y^2-35z^2=6$$
===Choices
780
783
784
795
794
798
786
790
789
792 | 792 | general_qa | 100 |
The following is a multiple choice question (with answers).
===Question
While you are on rounds at a local nursing facility, the nurse mentions that your patient, a 79-year-old woman, appears to be a "poor eater." She was admitted to the nursing facility 3 months ago from the hospital where she was treated for congesti... | Determination of serum digoxin level | general_qa | 257 |
The following is a multiple choice question (with answers).
===Question
Berlioz is one of the outstanding figures in the Romantic composers' circle known for his ________ creations.
===Choices
Abstract Poetry
Choral Sonatas
Baroque Ballads
Classical Anthems
Simple Hymns
Minimalist Operettas
Traditional Cadences
Dramat... | Title Music | general_qa | 86 |
The following is a multiple choice question (with answers).
===Question
A steel rod of cross-sectional area $16 cm^2$ and two brass rods of cross section area $10 cm^2$ together support a load of 5000 kg. The stress in steel rod will be : (Take Y for steel $= 2.0 \times 10^6 N/cm^2$ and for brass $= 1.0 \times 10^6 N/c... | $$161.2 N/cm^2$$ | general_qa | 224 |
The following is a multiple choice question (with answers).
===Question
Consider the following snippet of Python code, what will it output?
try:
print(" 0 ")
x = 1 / 0
except ZeroDivisionError:
print(" division by zero error ")
finally:
print(" 2 ")
===Choices
0 1
1
division by zero error 0 1
0 division by zero error ... | 0 division by zero error 1 | general_qa | 120 |
The following is a multiple choice question (with answers).
===Question
Determine which of the following continuous-time linear time-invariant systems are completely observable: (i) \( \dot{x} = \begin{bmatrix} 0 & 1 & 0 \\ 0 & 0 & 1 \\ -2 & -4 & -3 \end{bmatrix} x + \begin{bmatrix} 1 & 0 \\ 0 & 1 \\ -1 & 1 \end{bmatri... | I and III are completely observable. | general_qa | 492 |
The following is a multiple choice question (with answers).
===Question
In the complete combustion of butanol ($C_{4}H_{9}OH$), if $\Delta H$ is the enthalpy of combustion and $\Delta E$ is the heat of combustion at constant volume, then:
===Choices
\Delta H = \Delta E
\Delta H = \Delta E + 3R T
$\Delta H,\Delta E$ re... | $$\Delta H>\Delta E$$ | general_qa | 153 |
The following is a multiple choice question (with answers).
===Question
A city entered into a small-cost construction contract with a construction company whereby the latter obligated themselves to perform certain minor sewer repair work. Two months after completion of the work, the company sued the city for its failur... | admissible, because it is based on firsthand knowledge. | general_qa | 310 |
The following is a multiple choice question (with answers).
===Question
In a certain soil tested in an experiment, the infiltration rate at the end of the first minute is $i_1 = 6 \, \text{mm/min}$, with $\alpha = 0.4$.
Requirements:
Calculate the infiltration amount within 30 minutes, the average infiltration rate, an... | 76.96mm,2.565mm/min,1.539mm/min | general_qa | 327 |
The following is a multiple choice question (with answers).
===Question
Based on the state of groundwater flow, groundwater movement is divided into ___ and ____
===Choices
Saltwater intrusion, freshwater seepage
Aquifer recharge, aquifer depletion
Rivers, oceans
Static, Dynamic
Permeable layer, impermeable layer
Chem... | Laminar flow, turbulent flow | general_qa | 103 |
The following is a multiple choice question (with answers).
===Question
There is a spherical solid particle with a diameter of $0.1 \, \text{mm}$ settling in still air under standard atmospheric pressure and at 30°C. The settling velocity is known to be $0.01 \, \mathrm{m/s}$. Find the relative velocity between the air... | $$
= 8. 1 5 \times1 0^{-3} {\mathrm{m / s}}
$$ | general_qa | 386 |
The following is a multiple choice question (with answers).
===Question
The pathological changes that do not occur in the outcome of thrombosis are ( ).
===Choices
Oxygenation
Huasheng
Calcification
Coagulation
Proliferation
Inflammation
Dissolve
Hemorrhaging
Ischemication
Mechanization | Huasheng | general_qa | 74 |
The following is a multiple choice question (with answers).
===Question
At room temperature, the effective density of states in the valence band $N_{\tau}=1.04 \times 10^{19} / \mathrm{cm}^{3}$. A $\mathbf{p}$-type semiconductor has an acceptor density $N_{A}=1.04 \times 10^{16} / \mathrm{cm}^{3}$, the bandgap energy o... | $$
0. 4 ( e V )
$$ | general_qa | 304 |
The following is a multiple choice question (with answers).
===Question
What is the value of $\oint_{\mid z \mid=\frac{5} {2}} \frac{1} {( \, z-3 \, ) \, ( \, z^{5}-1 \, )} \mathrm{d} z$?
===Choices
$$
\frac{\pi\mathrm{i}} {2 2 2}
$$
$$
- \frac{\pi\mathrm{i}} {1 2 1}
$$
$$
- \frac{3 \pi} {1 2 1}
$$
$$
\frac{\pi\mathrm... | $$
- \frac{\pi\mathrm{i}} {1 2 1}
$$ | general_qa | 261 |
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