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
A 33-year-old woman has had normal sexual activity for 7 years without pregnancy, with progressively worsening dysmenorrhea. Gynecological examination: the uterus is in a posterior position, normal size, a painful nodule the size of a soybean can b... | Laparoscopy + histopathological examination | general_qa | 202 |
The following is a multiple choice question (with answers).
===Question
The patient is in a state of mental distraction, restless, prone to sorrow and crying, highly suspicious, easily frightened, and frequently yawning. Treatment should preferably involve ( ).
===Choices
Huang Lian Jiao Tang
Cinnabar Tranquil Pills
B... | Gan Mai Da Zao Tang | general_qa | 115 |
The following is a multiple choice question (with answers).
===Question
The correct description of the segment management mechanism is ().
===Choices
Segments can only be within a fixed memory area
There must be no overlap between the sections.
The size of the segments must be consistent.
Segments cannot be dynamicall... | Sections can be discontinuous from one another. | general_qa | 106 |
The following is a multiple choice question (with answers).
===Question
The luminous atom is moving at a speed of $0.2c$ along the propagation direction of a certain light wave and resonates with this light wave. If the wavelength of this light wave is $\lambda=0.5 \mu \mathrm{m}$, find the rest central frequency of th... | $$
4. 8 {\times} 1 0^{8} \, M H z
$$ | general_qa | 324 |
The following is a multiple choice question (with answers).
===Question
What are the internal factors influencing the dissolution and migration of elements?
===Choices
(1) Solubility of elements;
(2) Mass of elements;
(3) Atomic radius changes.
(1) Types of chemical bonds;
(2) Electric conductivity;
(3) Magnetic susce... | (1) States of aggregation of elements;
(2) Properties of elements and compounds;
(3) Crystal field effects. | general_qa | 256 |
The following is a multiple choice question (with answers).
===Question
What is the most fundamental approach to learning population and human resource science?
===Choices
the method of unifying theory and practice
the method of comparative evaluation
the method of historical analysis
the method of scientific abstract... | the method of unifying theory and practice | general_qa | 97 |
The following is a multiple choice question (with answers).
===Question
In a certain packed absorption tower, water is used in countercurrent flow to absorb acetone from an air mixture. Under the original operating conditions, the gas concentration entering the tower is 0.015 (mole fraction, the same below), and the op... | 0.97 | general_qa | 257 |
The following is a multiple choice question (with answers).
===Question
a moles of an ideal mono atomic gas undergoes a process in which the temperature change with volume as $r={ kv }^{ 2 }$ if the temperature of the gas change from ${ T }_{ 0 }$ to ${ 4T }_{ 0 }$ then
===Choices
heat supplied to the gas is ${ 4nRT }... | non of these | general_qa | 208 |
The following is a multiple choice question (with answers).
===Question
The deformation during the creep process of crosslinked polymers includes ().
===Choices
Regular Deformation and Elastic Distortion
Typical Twisting and Elastic Tension Variation
Normal Warping and Maximum Elastic Strain
General Deviation and Flex... | Ordinary Deformation and High Elastic Deformation | general_qa | 118 |
The following is a multiple choice question (with answers).
===Question
An iron bar magnet having a coercivity of 7000 A/m is to be demagnetized. If the bar is inserted within a cylindrical wire coil 0.25 m long and having 150 turns, what electric current is required to generate the necessary magnetic field?
===Choice... | $$
1 1. 7 A
$$ | general_qa | 196 |
The following is a multiple choice question (with answers).
===Question
Consider the following snippet of Python code, what will it output?
squares = [x**2 for x in range(1, 6)]
print(squares)
===Choices
[1, 4, 9, 25, 36]
[1, 4, 9, 16, 25, 36, 49]
[0, 1, 4, 9, 16, 25]
[1, 4, 9, 16, 25, 36, 49, 64, 81, 100]
[0, 1, 4, 9... | [1, 4, 9, 16, 25] | general_qa | 282 |
The following is a multiple choice question (with answers).
===Question
In the experiment on 'factors affecting urine formation,' after intravenous injection of 20% glucose solution in a rabbit, urine output significantly increases. What is the reason for this?
===Choices
Increased reabsorption of sodium ions
Increase... | Increased solute concentration in the renal tubular fluid | general_qa | 136 |
The following is a multiple choice question (with answers).
===Question
A certain eight-element side-fed linear antenna array has its current distributed according to the Chebyshev polynomial. The element spacing is $d=\lambda/2$, and the elements are half-wave dipoles aligned in a straight line. When the side lobe lev... | $$
4 9 5. 5 6+j 3 3 5. 0 2 \ ( \Omega)
$$ | general_qa | 405 |
The following is a multiple choice question (with answers).
===Question
In a hypothetical reaction, $A(aq) \rightleftharpoons 2B(q) + C(aq) (1^{st}$ order decomposition)$'A'$ is optically active (dextro-rototory) while $'B'$ and $'C'$ are optically inactive but $'B'$ takes part in a titration reaction (fast reaction) w... | $$60\ ml$$ | general_qa | 345 |
The following is a multiple choice question (with answers).
===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.
... | 4x, 10 cm | general_qa | 152 |
The following is a multiple choice question (with answers).
===Question
Compute the second order derivative $\frac{d ^2y}{ d x^2}$ for the parametrically defined function
$$
x = 4 \cdot e^t \cdot \cos(3 \cdot t), \quad y = e^t \cdot \sin(3 \cdot t)
$$
===Choices
15 / (8 * e^t * (cos(3 * t) + 3 * sin(3 * t))^4)
15 / (8... | 15 / (8 * e^t * (cos(3 * t) - 3 * sin(3 * t))^3) | general_qa | 373 |
The following is a multiple choice question (with answers).
===Question
Design a diffraction grating according to the following requirements: (i) ensure that the diffraction angle of the second-order spectrum for a wavelength of 600nm is less than 30° and can resolve a wavelength difference of 0.02nm; (ii) maximize the... | 5 | general_qa | 129 |
The following is a multiple choice question (with answers).
===Question
Female,45 years old. She was admitted to hospital due to gastric cancer complicated with severe anemia. She suddenly developed chills and high fever, 120/90mmHg blood pressure and normal urine volume 1 hour after 400mL blood transfusion before surg... | Non-hemolytic febrile reaction | general_qa | 143 |
The following is a multiple choice question (with answers).
===Question
In the input-output system of a program query method, assuming processing time is not considered, each query operation requires 100 clock cycles, and the CPU's clock frequency is 50MHz. Currently, there are two devices: a mouse and a hard disk. The... | 105% | general_qa | 171 |
The following is a multiple choice question (with answers).
===Question
Engels pointed out, "With the division of production into the two main departments of agriculture and handicrafts, there appeared production directly aimed at exchange, i.e., commodity production." This indicates that the commodity economy originat... | the second major social division of labor | general_qa | 184 |
The following is a multiple choice question (with answers).
===Question
A block of base $10cm\ \times 10cm$ and height 15cm is kept on an inclined plane. The coefficient of friction between them is $\sqrt { 3 } $ . The inclination $\theta $ of this inclined plane from the horizontal plane is gradually increased from $... | the block will remain at rest on the plane up to certain $\theta $ and then it will topple | general_qa | 377 |
The following is a multiple choice question (with answers).
===Question
Perform PCM time-division multiplex transmission for 10 channels of analog signals, each with a bandwidth of $0 \sim 4000 \mathrm{Hz}$. The sampling rate is $8000 \mathrm{Hz}$. After sampling, apply 16-level quantization and encode into natural bin... | $$
1. 6 \times1 0^{5} \mathrm{H z}
$$ | general_qa | 320 |
The following is a multiple choice question (with answers).
===Question
Child-care worker should possess psychological qualities and ( )
===Choices
Athletic Ability
Culinary Expertise
Linguistic Skills
Financial Acumen
Musical Proficiency
Professional Quality
Scientific Understanding
Technical Skills
Artistic Talent
E... | Professional Quality | general_qa | 67 |
The following is a multiple choice question (with answers).
===Question
A man owned a piece of land with a run-down log cabin on it. He lost interest in it, letting tax bills pile up and failing to maintain it. In 1990, a homeless couple occupied the crumbling cabin. They restored it, fenced the perimeter, and maintain... | No, because the hostile possession was interrupted for two years when they paid rent. | general_qa | 314 |
The following is a multiple choice question (with answers).
===Question
Find the value of the integral
$$ I=\! \int_{0}^{1} \frac{x^{m-1}} {1+x^{n}} \mathrm{d} x \
$$.
===Choices
$$
I= \frac{1} {n} \,-\, \frac{1} {n \,+\, m} \,+\, \frac{2} {n \,+\, 2 m}-\frac{2} {n \,+\, 3 m} \,+\, \cdots
$$
$$
I= \frac{1} {m} \,-\, \... | $$
I= \frac{1} {m} \,-\, \frac{1} {m \,+\, n} \,+\, \frac{1} {m \,+\, 2 n}-\frac{1} {m \,+\, 3 n} \,+\, \cdots
$$ | general_qa | 807 |
The following is a multiple choice question (with answers).
===Question
A 15 year old child presents with falling school grades and development of abnormal posture. On examination dystonia and increase muscle tone is noted. Slit lamp examination shows presence of KF ring. Liver biopsy for copper will be stained by whic... | Rubeanic acid | general_qa | 130 |
The following is a multiple choice question (with answers).
===Question
Which of the following is a primary method for measuring relative humidity?
===Choices
Accelerometer
Spectrometer
Thermometer
Radiometer
Psychrometer
Hygrometer
Manometer
Chronometer
Barometer
Anemometer | Hygrometer | general_qa | 63 |
The following is a multiple choice question (with answers).
===Question
A one-step synthesis reaction takes place in a Plug Flow Reactor (PFR). Given the reaction
$$
\mathrm{A + B} \longrightarrow \mathrm{P}
$$
occurs at 450°C and atmospheric pressure, with $k = 0.1524 \; \mathrm{L / (mol \cdot s)}$.
If the reactants a... | $$
\tau=82.04s
t=84.20s
$$ | general_qa | 362 |
The following is a multiple choice question (with answers).
===Question
A wire is tightly wound into a circular loop with a total of 100 turns. The radius of the loop is 5 cm. When the loop rotates about its vertical diameter at a speed of $500 \, \operatorname{r} / \operatorname{min}$, the measured terminal voltage of... | $$
5. 1 6 \times1 0^{-5} \mathrm{T}
$$ | general_qa | 328 |
The following is a multiple choice question (with answers).
===Question
Under the same observation conditions, the height difference between triangulation points A, B, and C was determined by leveling.Assume that the side lengths of the triangle are S_{1}=10km, S_{2}=8km, and S_{4}=4km, respectively. Let the height dif... | P_{1}=4.0, P_{2}=5.0 P_{3}=10.0 ,\alpha _{0}=\sqrt{40} \alpha (km) | general_qa | 516 |
The following is a multiple choice question (with answers).
===Question
When a binary liquid mixture undergoes flash evaporation, the temperature of the mixture must be raised to the point where, if simple distillation were to be performed, the temperature of the mixture would need to be raised to ().
===Choices
Arbit... | bubbling point | general_qa | 101 |
The following is a multiple choice question (with answers).
===Question
At what temperature is the thermal storage test for the suspension conducted?
===Choices
47±2°C
40±2°C
48±1°C
45±2°C
52±1°C
49±1°C
50±1°C
54±1°C
46±2°C
60±2°C | 54±1°C | general_qa | 89 |
The following is a multiple choice question (with answers).
===Question
An attorney brought suit in federal court for a plaintiff's injuries that occurred in another state. Based on his experience with his own state's two-year statute of limitations, the attorney drafted and filed the complaint 15 months after the inju... | Yes, because the attorney should have known that the plaintiff's case was not warranted by existing law. | general_qa | 285 |
The following is a multiple choice question (with answers).
===Question
Let $\Sigma_{g}$ be the closed orientable surface of genus $g$ . If ______ then $\Sigma_{g}$ is a covering space of $\Sigma_{2}$ .
===Choices
$g = 0$
$g = 2$
$g > 3$
$g \leq 2$
$g = 3$
$g = 1$
$g < 0$
$g > 1$
$g < 1$
$g \geq 3$ | $g > 1$ | general_qa | 118 |
The following is a multiple choice question (with answers).
===Question
What is the most important reason for England's loss of its monopoly of world industry in the process of the transition to imperialism?
===Choices
The reluctance of British capitalists to upgrade their production facilities and adopt new technolog... | The process of monopolization in the United Kingdom is relatively slow, and the development degree of monopoly organizations is relatively low | general_qa | 168 |
The following is a multiple choice question (with answers).
===Question
What is the index of the contractility of gastrointestinal smooth muscle?
===Choices
The amplitude of the slow waves in millivolts
The duration of each slow wave in seconds
The rate of spike frequency per minute
The variability in slow wave amplit... | The number of spikes that appear on each slow wave | general_qa | 118 |
The following is a multiple choice question (with answers).
===Question
In which year does the 'Planning for the Construction of a Modern Vocational Education System (2014-2020)' issued by the Ministry of Education aim to have all vocational colleges offer more than 10 community courses?
===Choices
2014
2019
2016
2020... | 2015 | general_qa | 115 |
The following is a multiple choice question (with answers).
===Question
$ PCl_{5} $ decomposes as $ PCl_{2}(g) \rightleftharpoons PCl_{3}(g) + Cl_{2}(g) $. If at equilibrium, the total pressure is $P$ and densityof the gaseous mixture is $d$ at a temperature $T$, then the degree of dissociation $a$ is:(Molecular weigh... | $$a = \dfrac{PM}{dRT} - 1$$ | general_qa | 251 |
The following is a multiple choice question (with answers).
===Question
The main method to implement database concurrency control is ( ).
===Choices
Validation
Index
Compression
Segmentation
Logs
Allocation
Filter
Authorization
Blockade
Encryption | Blockade | general_qa | 49 |
The following is a multiple choice question (with answers).
===Question
An elderly woman has dry skin, often itchy, with frequent skin flaking and bleeding from scratching. She also experiences pallor, dizziness, blurred vision, insomnia, frequent dreams, and palpitations. Her tongue is pale, with a white coating, and ... | Dang Gui Yin Zi | general_qa | 181 |
The following is a multiple choice question (with answers).
===Question
What type of narrative style is used in "Forrest Gump"?
===Choices
Fragmented Timeline
Anthological Structure
Nonlinear Plot
Dream Sequence
Interactive Fiction
Parallel Storylines
Circular Narrative
Linear Narrative
Epistolary Format
Reverse Chron... | Linear Narrative | general_qa | 67 |
The following is a multiple choice question (with answers).
===Question
In what year was James Barry, 4th Earl of Barrymore, first elected Tory MP for Stockbridge for the British House of Commons?
===Choices
1706
1713
1715
1712
1714
1707
1711
1709
1708
1710 | 1710 | general_qa | 95 |
The following is a multiple choice question (with answers).
===Question
We now define an algorithm: The definition of a(n) is the number of inequivalent Gaussian primes (complex integers of form a+bi, where a and b are integers) whose norm is n. Given the input x_list (a series of values): [91, 92, 93, 94, 95, 96, 97, ... | [0, 0, 0, 0, 0, 0, 2, 0, 0, 0] | general_qa | 419 |
The following is a multiple choice question (with answers).
===Question
Which publishing house published the first Chinese edition of the short story collection 'Dance, Dance, Dance'?
===Choices
Shanghai Translation Publishing House
Shanghai People's Publishing House
Shanghai Literature and Art Press
Shanghai Literatu... | Shanghai Translation Publishing House | general_qa | 104 |
The following is a multiple choice question (with answers).
===Question
To determine the height of the mass transfer unit $H_{\mathrm{OG}}$ for novel packing, use the desorption of $\mathrm{CO_{2}}$ aqueous solution. In the experimental tower, the height of the packing layer is 2.5m, with a water flow rate into the top... | $$
y_{out}=0.0816
$$ | general_qa | 378 |
The following is a multiple choice question (with answers).
===Question
The mother is busy with housework, and the daughter is crying, trying to get her attention. After a few minutes, the child stops crying and starts playing with a doll. The mother immediately sits down and plays with her daughter for a while. In the... | Extinction | general_qa | 134 |
The following is a multiple choice question (with answers).
===Question
substances in yeast extract that can balance off-flavors is ().
===Choices
Glycerin
Aldehyde
Amino Acid
Carbohydr
Polysaccharide
Peptide
Enzyme
Essential Oil
Vitamin
Fatty Acid | Peptide | general_qa | 68 |
The following is a multiple choice question (with answers).
===Question
During the __________ stage of the adoption process, the innovation is tried for the first time. Sales promotions are often used as samples to allow individuals to test the product without any undue risk. Individuals accept or reject an innovation ... | Implementation. | general_qa | 96 |
The following is a multiple choice question (with answers).
===Question
Which work by J. Graunt (John Graunt), published in 1662, is considered the foundational work of demography?
===Choices
Observations on the Bills of Mortality and Natural and Political Observations Made upon the Bills of Mortality and Natural Cons... | Natural and Political Observations Made upon the Bills of Mortality | general_qa | 221 |
The following is a multiple choice question (with answers).
===Question
_____ remote sensing images refer to the images created based on the principle of additive color synthesis, where three bands of remote sensing imagery are selected and assigned to the three primary colors-red, green, and blue-to synthesize a color... | False-color | general_qa | 93 |
The following is a multiple choice question (with answers).
===Question
$\mathsf{A}$ monatomic perfect gas at a temperature $T_{\mathrm{i}}$ is expanded isothermally to twice its initial volume. To what temperature should it be cooled to restore its entropy to its initia value? Take $C_{V, \mathrm{m}}={\frac{3} {2}} R.... | $$
0. 6 3 0 0 \, T_{i}
$$ | general_qa | 289 |
The following is a multiple choice question (with answers).
===Question
The thermal efficiency of the car engine is $35%$, and the coefficient of performance for the car's air conditioner is $3$. Calculate the energy consumed from the fuel for every $1 kJ$ of heat removed from the car interior.
===Choices
$$
1.133 \ma... | $$
0.952 \mathrm{kJ}
$$ | general_qa | 206 |
The following is a multiple choice question (with answers).
===Question
The conservation of crop variety resources entails planting them in the field periodically-based on the ___characteristics of different crops-every certain number of years.
===Choices
aesthetic qualities
soil demands
storage tolerance
growth poten... | storage tolerance | general_qa | 79 |
The following is a multiple choice question (with answers).
===Question
What is the relationship between the stimulus intensity and the number of afferent fibers excited?
===Choices
No relationship
Negatively correlated
Inversely proportional
Inverse
Logarithmically related
Directly proportional
Constant
Quadratically... | Directly proportional | general_qa | 74 |
The following is a multiple choice question (with answers).
===Question
A feature F1 can take certain value: A, B, C, D, E, & F and represents grade of students from a college. Here feature type is ( ).
===Choices
categorical
qualitative
continuous
binary
discrete
scalar
ordinal
Boolean
nominal
numerical | ordinal | general_qa | 77 |
The following is a multiple choice question (with answers).
===Question
A block starts from rest at the top frictionless slide at a height,$h_{1}$ above the ground. The block leaves the side moving perfectly horizontally at a height $h_{2}$ above the ground. The block eventually this the ground travelling an angle$ \th... | $$ \dfrac { 3 }{ 1 }$$ | general_qa | 226 |
The following is a multiple choice question (with answers).
===Question
An ideal gas with the adiabatic exponent $\gamma$ goes through a process: $P={ P }_{ 0 }-\alpha V$, where ${P}_{0}$ and $\alpha$ are positive constants and $V$ is the volume. At what volume will the gas entropy have the maximum value?
===Choices
$... | $$\cfrac { \gamma { P }_{ 0 } }{ \alpha \left( \gamma +1 \right) } $$ | general_qa | 397 |
The following is a multiple choice question (with answers).
===Question
What type of antibiotics is most commonly used to treat E. coli infections in poultry?
===Choices
Sulfonamide class
Macrolide class
Carbapenem class
Monobactam class
Penicillin class
Glycopeptide class
Cephalosporin class
Aminoglycoside class
Fluo... | Fluoroquinolone class | general_qa | 92 |
The following is a multiple choice question (with answers).
===Question
The speed of P-waves in granite is ___.
===Choices
0.5 km/sec
91.8 cm/sec
2.3 km/sec
0.6 km/sec
1.9 cm/sec
0.4 km/sec
2.0 km/sec
1.8 km/sec
1.5 km/sec
0.8 cm/sec | 1.8 km/sec | general_qa | 88 |
The following is a multiple choice question (with answers).
===Question
A stationary neon atom with a spectral line transition from $3 \mathbf{S}_{2} \to2 \mathbf{P}_{4}$ has a central wavelength of $0.6328 \mu\mathrm{m}$. What will the central wavelength become when it moves towards an observer at a speed of 0.1c?
==... | $$
0. 5 6 9 5 \mu m
$$ | general_qa | 269 |
The following is a multiple choice question (with answers).
===Question
The weather is clear; does the same sonar system have a longer operational range in the morning or in the afternoon?
===Choices
In the afternoon, the sonar functions at an increased distance.
In the morning, the sonar functions at a greater distan... | In the morning, the sonar functions at a greater distance. | general_qa | 164 |
The following is a multiple choice question (with answers).
===Question
A Kleihauer-Betke acid elution test identifies
40 fetal cells in 2,000 maternal red cells. How
many full doses of RhIg are indicated?
===Choices
0
6
8
3
4
7
2
9
5
1 | 4 | general_qa | 76 |
The following is a multiple choice question (with answers).
===Question
A construction company undertook a tunnel project with a length of 700 meters, using an anchor net shotcrete support design. Geological data indicated that a fault would be exposed at 200 meters into the tunnel. To ensure the pullout resistance of ... | The depth of the anchor bolt hole has not been inspected. | general_qa | 356 |
The following is a multiple choice question (with answers).
===Question
A known rectangular resonant cavity filled with air, with dimensions $a \times b \times l = 2.5 \ \mathrm{cm} \times 1.25 \ \mathrm{cm} \times 6 \ \mathrm{cm}$, resonates in the $\mathrm{TE}_{102}$ mode. If the cavity is filled with a dielectric me... | 1.51 | general_qa | 180 |
The following is a multiple choice question (with answers).
===Question
CoA, NAD, and FAD all contain_______.
===Choices
guanine triphosphate
thymine diphosphate
adenosine tetracycline
uracil dinucleotide
adenine tetracycline
adenosine monophosphate
cytosine monophosphate
adenosine diphosphate
adenosine triphosphate
a... | adenosine monophosphate | general_qa | 100 |
The following is a multiple choice question (with answers).
===Question
What is the matrix of white heart malleable iron?
===Choices
Pearlite+cementite+carbon
Ferrite+cementite+graphite
Ferrite+pearlite+graphite
Pearlite
Cementite+graphite
Pearlite+cementite
Ferrite
Ferrite+pearlite+martensite
Pearlite+martensite
Ferr... | Ferrite+pearlite+cementite | general_qa | 104 |
The following is a multiple choice question (with answers).
===Question
Compute the derivative $y^{(5)}$ of the function $y = 2 \cdot e^{3 \cdot x} \cdot \sin(2 \cdot x)$.
===Choices
2 * e^(3 * x) * (122 * cos(2 * x) - 599 * sin(2 * x))
2 * e^(3 * x) * (122 * cos(2 * x) - 590 * sin(2 * x))
2 * e^(3 * x) * (122 * cos(2... | 2 * e^(3 * x) * (122 * cos(2 * x) - 597 * sin(2 * x)) | general_qa | 375 |
The following is a multiple choice question (with answers).
===Question
For a $330 \mathrm{kV}$ line with a total length of $540 \mathrm{km}$, the positive sequence impedance is $Z_{1}=310 \Omega$, and the zero sequence impedance is $Z_{0} = 660 \Omega$. The positive sequence wave velocity is $v_{1} = 3 \times 10^{5} \... | $$
1. 2 8 E
$$ | general_qa | 294 |
The following is a multiple choice question (with answers).
===Question
For tangential centrifugal nozzles, when the vortex chamber is shallow, the fog cone angle becomes ___ and the range becomes ___.
===Choices
Small; far
Large; wide
Unchanged; long
Narrow; short
Small; close
Small;unchanged
Small; small
Large; unch... | Small; far | general_qa | 83 |
The following is a multiple choice question (with answers).
===Question
To prepare a buffer solution of $pH = 4.04$, amount of Barium acetate to be added to $100 mL$ of $0.1$ M acetic acid solution [ $pK_0(CH_3COO^-) =9.26$] is:
===Choices
$0.005$ mole
0.0175 mole
$0.075$ mole
$0.1$ mole
0.035
0.0125 mole
$0.05$ mole
... | $0.025$ mole | general_qa | 152 |
The following is a multiple choice question (with answers).
===Question
The temperature of a definite amount of an ideal monoatomic gas becomes four times in an isoentropic process. Which of following is correct relation between the final and initial parameters of gas?
===Choices
$$p_{f}= 32p_{i}$$
$$V_{f}= 32V_{i}$$
... | $$V_{f}= 8V_{i}$$ | general_qa | 180 |
The following is a multiple choice question (with answers).
===Question
The emergence of abstract films was influenced by the Russian abstract painter ________.
===Choices
Malevich
Rodchenko
Popova
Larionov
Filonov
Tatlin
Goncharova
El Lissitzky
Kandinsky
Chagall | Kandinsky | general_qa | 74 |
The following is a multiple choice question (with answers).
===Question
Labor relations with integrated interests mainly exist in ().
===Choices
France
Japan, South Korea
United Kingdom
China
Russia, Ukraine
Spain
United States
Canada, Australia
Germany, Italy
Brazil, Argentina | Japan, South Korea | general_qa | 59 |
The following is a multiple choice question (with answers).
===Question
Suppose that there are two firms in the market facing no costs of production and a demand curve given by Q = 150 - P for their identical products. Suppose the two firms choose prices simultaneously as in the Bertrand model. Compute the prices in th... | Both 0 and P = MC are correct | general_qa | 112 |
The following is a multiple choice question (with answers).
===Question
Which of the following is not an ethical value of reproductive technology?
===Choices
Reproductive technology can ensure gender selection for societal balance.
Reproductive technology can sometimes replace the need for natural reproduction.
Reprod... | Reproductive technology can breed specific types of people that humans need and serve humanity. | general_qa | 142 |
The following is a multiple choice question (with answers).
===Question
In which year was the International Golden Keys Hotel Association officially established?
===Choices
1952
1982
1973
1962
1972
1970
1974
1971
1975
1976 | 1972 | general_qa | 79 |
The following is a multiple choice question (with answers).
===Question
The motion of a free particle is described by a plane wave. What is the degeneracy of its energy?
===Choices
6
5
2
4
9
10
8
3
7
1 | 1 | general_qa | 60 |
The following is a multiple choice question (with answers).
===Question
In which year did Wuhu Chestnut Science and Technology Co., Ltd. list on the Growth Enterprise Market of the Shenzhen Stock Exchange?
===Choices
2011
2009
2013
2006
2012
2007
2008
2014
2015
2010 | 2010 | general_qa | 95 |
The following is a multiple choice question (with answers).
===Question
Given $n_{+}, \ q_{+}, \ u_{+}$ represent the number density, charge, and drift velocity of positive ions respectively, and $n_{-}, \ q_{-}, \ u_{-}$ accordingly represent the corresponding quantities for negative ions, what is the formula for curr... | $$
\mathbf{j}=\boldsymbol{n}_{+} \boldsymbol{q}_{+} \boldsymbol{u}_{+}+\boldsymbol{n}_{-} \boldsymbol{q}_{-} \boldsymbol{u}_{-}
$$ | general_qa | 643 |
The following is a multiple choice question (with answers).
===Question
Which of the following statements about routes and nodes is true?
===Choices
The path composed of nodes with the same earliest start time and latest completion time is not the critical path.
The path composed of nodes with the same earliest start ... | In a PERT network diagram, there can only be one starting point and one ending point. | general_qa | 212 |
The following is a multiple choice question (with answers).
===Question
Which of the following glomerulonephritis is characterized by linear immunofluorescence in the glomerulus?
===Choices
Minimal change disease
Chronic kidney disease
Acute diffuse proliferative nephritis
Rapidly progressive glomerulonephritis
IgA ne... | Crescentic glomerulonephritis | general_qa | 116 |
The following is a multiple choice question (with answers).
===Question
Collect blood samples from malaria patients to prepare smears. Under the microscope, the nucleus of the trophozoite is observed, separated from the external environment outside the red blood cell by the basal red cell membrane?
===Choices
Six laye... | Two layers | general_qa | 89 |
The following is a multiple choice question (with answers).
===Question
We now define an algorithm: The definition of a(n) is: Table T(n,k) = n OR k read by antidiagonals. The OR operation refers to the bitwise inclusive OR. Given the input x_list (a series of values): [84, 85, 86, 87, 88, 89, 90, 91, 92, 93], determin... | [6, 7, 12, 11, 10, 11, 12, 13, 13, 11] | general_qa | 497 |
The following is a multiple choice question (with answers).
===Question
A building within a height control area has an outdoor ground elevation of 10.300 meters, a roof surface elevation of 18.000 meters, and a parapet top elevation of 19.100 meters. The highest point of the building is the top surface of the water tan... | 21.600 | general_qa | 180 |
The following is a multiple choice question (with answers).
===Question
What characteristics does the second mandibular molar have compared to the first permanent molar on the same jaw?
===Choices
The pulp chamber of the second premolar is smaller than that of the first permanent molar and is less vascular.
The pulp c... | The crown of the second premolar is smaller than that of the first permanent molar and is milky white in color. | general_qa | 262 |
The following is a multiple choice question (with answers).
===Question
The maximum heat dissipation from a rectangular profile fin, designed for minimum weight, is 500 k cal per hour per meter width of the fin. The fin base temperature and the ambient air temperature are 110°C and 10°C, respectively. The heat transfer... | Thickness of the fin = 5.14, Length of the fin = 44.85 mm | general_qa | 374 |
The following is a multiple choice question (with answers).
===Question
Let $f(x) = \frac{1}{{{\rm{e}}^{\frac{x}{{x - 1}}} - 1}}$, then ( ).
===Choices
$x=0,x=1$ are both second-class discontinuities of $f(x)$
$x=0,x=1$ are both first-class discontinuities of $f(x)$
$x=0$ is a removable discontinuity of $f(x)$, $x=1$ ... | $x=0$ is a second-class discontinuity of $f(x)$, $x=1$ is a first-class discontinuity of $f(x)$ | general_qa | 317 |
The following is a multiple choice question (with answers).
===Question
After activation, it can promote the transduction of T cell activation signal, and the PIK associated with the CD4/CD8 cytoplasmic region is ().
===Choices
$$\mathrm{P L C-V}$$
$$\mathrm{Z A P-8 0}$$
$$\mathrm{p 5 9^{L e k}}$$
$$\mathrm{p 5 6^{L e... | $$\mathrm{p 5 6^{L e k}}$$ | general_qa | 195 |
The following is a multiple choice question (with answers).
===Question
What is the first name of Squire Boone, Sr., and Sarah Morgan Boone's youngest daughter, born in 1746?
===Choices
Mary
Judith
Sarah
Abigail
Anna
Jane
Elizabeth
Margaret
Rebecca
Hannah | Hannah | general_qa | 69 |
The following is a multiple choice question (with answers).
===Question
When a binary alloy is at a low eutectic temperature, what is the degree of freedom of the system?
===Choices
0
8
5
7
1
4
2
3
6
9 | 0 | general_qa | 60 |
The following is a multiple choice question (with answers).
===Question
Whose painting was purchased by Peter Arrell Browne Widener in 1911 for just over half a million USD?
===Choices
Monet
Van Gogh
Van Eyck
Vermeer
Rembrandt | Rembrandt | general_qa | 61 |
The following is a multiple choice question (with answers).
===Question
During anaerobic biological reactions, how does the rate of biogas production change as the temperature increases?
===Choices
Progressively diminishes
Remain constant
Significantly decrease
Sharply declines
Unable to judge
Fluctuate irregularly
Ra... | Unable to judge | general_qa | 83 |
The following is a multiple choice question (with answers).
===Question
In which year was Integrated Device Technology, Inc. (IDT) founded?
===Choices
1983
1978
1986
1980
1985
1981
1982
1979
1977
1984 | 1980 | general_qa | 82 |
The following is a multiple choice question (with answers).
===Question
Find the solution to the following inequality and express it in interval notation:
$$-4 (x-5) (x+4) (x-1) \le 0$$
===Choices
(-∞, -4] ∪ (1, 5]
[-4, 1] ∪ [5, ∞)
(-∞, -4] ∪ (1, 5)
[-4, 1) ∪ (5, ∞)
(-∞, -4) ∪ [1, 5]
(-∞, -4] ∪ [1, 5)
[-4, 1) ∪ [5, ∞)... | [-4, 1] ∪ [5, ∞) | general_qa | 167 |
The following is a multiple choice question (with answers).
===Question
Arrange ein increasing order of solubility of $AgBr$ in following
i) 0.1 M ${ NH }_{ 3 }$
ii) 0.1 M $AgNO_{ 3 }$
iii) 0.2 M NaBr
iv) pure water
===Choices
$$(iii)<(iv)<(ii)<(i)$$
$$(iii)<(ii)<(i)<(iv)$$
$$(ii)<(iii)<(iv)<(i)$$
$$(iii)<(i)<(ii)<(iv... | $$(iii)<(ii)<(iv)<(i)$$ | general_qa | 181 |
The following is a multiple choice question (with answers).
===Question
Which day, month, and year was the second episode of Season 2 of What We Do in the Shadows originally aired?
===Choices
April 22, 2020
April 18, 2020
April 19, 2020
April 29, 2020
April 16, 2020
April 21, 2020
April 17, 2020
April 20, 2020
April 1... | April 15, 2020 | general_qa | 151 |
The following is a multiple choice question (with answers).
===Question
A coil carrying a current of $i=10mA$ is placed in uniform magnetic field so that its axis coincides with the field direction. The coil consists of only one turn and is made of copper. The diameter of the wire is $0.1\,mm$ the radius of coil is $R=... | $$7.9 \times {10^4}T$$ | general_qa | 264 |
The following is a multiple choice question (with answers).
===Question
The essential components to Creativity are().
===Choices
None of the above
Logical analysis exclusively
Financial resources alone
Standard procedures application
Punctuality and routine always
Strict adherence to rules
Time management primarily
Al... | All of the above | general_qa | 75 |
The following is a multiple choice question (with answers).
===Question
Under MCH programme, iron and folic acid tablets to be given daily to mother has
===Choices
100 mg iron + 400 mcg folic acid
100 mg iron + 250 mcg folic acid
60 mg iron + 100 mcg folic acid
100 mg iron + 500 mcg folic acid
100 mg iron + 750 mcg fo... | 100 mg iron + 500 mcg folic acid | general_qa | 193 |
The following is a multiple choice question (with answers).
===Question
Rate law expression of a reaction is: Rate $=k{ \left[ A \right] }^{ { 2 }/{ 3 } }\left[ B \right] $Which of the following are correct about the corresponding reaction?
===Choices
Unit of rate constant $=mol$ ${ L }^{ -1 }{ sec }^{ -1 ... | Unit of rate constant $={ atm }^{ { -2 }/{ 3 } }{ sec }^{ -1 }$ | general_qa | 259 |
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