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
The width of the raft foundation is 10m, with an embedment depth of 5m. The subsoil is a thick layer of homogeneous silt, and the groundwater level is 20m below the ground surface. At the base elevation, a deep plate load test determined the charac... | 217.1kPa | general_qa | 284 |
The following is a multiple choice question (with answers).
===Question
A certain community hospital conducted diabetes screening among the elderly in the community, counting the number of elderly men and women with the disease. This information belongs to?
===Choices
Level Data
Counting Data
Ranked Data
Measurement D... | Counting Data | general_qa | 87 |
The following is a multiple choice question (with answers).
===Question
The maximum paleotemperature can be calculated using the data of ().
===Choices
geofluid inclusion'
fossilized pollen count
vitrinite reflectance
sedimentary porosity
'AFT'
(U-Th)/He'
isotopic carbon dating
oceanic salinity measures
tectonic stres... | vitrinite reflectance | general_qa | 86 |
The following is a multiple choice question (with answers).
===Question
What is the molar mass of iron pentacarbonyl in g/mol?
===Choices
195.90
195.80
197.90
196.90
194.90
196.80
193.90
195.89
195.85
195.88 | 195.90 | general_qa | 103 |
The following is a multiple choice question (with answers).
===Question
At $90^oC$, the following equilibrium is established:
$$H_2(g) + S(s)\rightleftharpoons H_2S(g) {\;} K_p = 6.8 \times 10^{2}$$
If 0.2 mol of hydrogen and 1.0 mol of sulphur are heated to $90^oC$ in a 1.0 litre vessel, what will be the partial press... | $0.379 $ atm | general_qa | 189 |
The following is a multiple choice question (with answers).
===Question
The dissociation constant for $[Ag(NH_3)_2]^{+}$ into $Ag^{+}$ and $NH_3$ is $10^{-13}$ at 298 K. IF $E^o_{Ag^+/Ag} =0.8V,$, then $E^o$ for the half cell $[Ag(NH_3)_2]^+ + e^- \rightarrow Ag + 2NH_3$ will be
===Choices
0.133 V
0.303 V
-0.033 V
0.5... | 0.33 V | general_qa | 182 |
The following is a multiple choice question (with answers).
===Question
Hot spot on bone scan is seen in all the following conditions except:
===Choices
Osteogenesis imperfecta
Osteomyelitis
Osteoid osteoma
Osteoblastoma
Osteopetrosis
Osteomalacia
Fibrous dysplasia
Paget's disease
Fibrous cortical defect
Osteochondrom... | Fibrous cortical defect | general_qa | 88 |
The following is a multiple choice question (with answers).
===Question
Carbonate rocks are a type of sedimentary rock of what genesis?
===Choices
Mechanical weathering
Tectonic movement
Hydrothermal events
Sedimentation
Volcanic activity
Chemical biochemistry
Erosional processes
Glacial formation
Organic deposition
B... | Chemical biochemistry | general_qa | 77 |
The following is a multiple choice question (with answers).
===Question
Using a vacuum cooling crystallizer to produce sodium nitrate (NaNO$_3$) crystal products. It is known that the raw material solution is a 57.6% sodium nitrate aqueous solution at 363K (mass fraction of solute, the same below), with a processing ca... | 744.5kg/h | general_qa | 226 |
The following is a multiple choice question (with answers).
===Question
What is the natural water cycle divided into?
===Choices
Hydrological cycle, geological cycle
Water rotation, ground cycle
Hydro blend, climate shift
Hydration sequence, soil cycle
Hydrological circuit, atmospheric cycle
Hydration process, mineral... | Hydrological cycle, geological cycle | general_qa | 96 |
The following is a multiple choice question (with answers).
===Question
Benzene at 30°C flows through the inner tube of a double-pipe heat exchanger at a rate of 4500 kg·$h^{-1}$, with the temperature rising to 50°C. The specifications of the heat exchanger tubes are as follows: the outer tube is $\phi$ 7mm×3mm, and th... | 1263W$\cdot m^{-2}\cdot °C^{-1}$ | general_qa | 344 |
The following is a multiple choice question (with answers).
===Question
There is a buck converter circuit operating at a switching frequency of 50kHz, working under continuous inductor current conditions, L= 0.2mH, input voltage $U_{s}=36V$, and output voltage $U_{O}=15V$. If the allowable ripple of the output voltage ... | $$
C=7. 2 9 \mu\mathrm{F}
$$ | general_qa | 298 |
The following is a multiple choice question (with answers).
===Question
Semicircular canal involved in Positive Romberg test with eyes closed detects defect in:
===Choices
Cerebellum
Cerebellar pathway
Vestibular pathway
Peripheral nerve
Peripheral sensory pathway
Proprioceptive pathway
Spinothalmic tract
Postero-late... | Proprioceptive pathway | general_qa | 85 |
The following is a multiple choice question (with answers).
===Question
$f ( x_{1}, x_{2} )=5 x_{1}+5 x_{2}-4 x_{1} x_{2}$ .Under the condition $\left\| X \right\|=1$, what is the maximum value of the quadratic form $f$ and the unit vector at which this maximum is attained?
===Choices
$$8
$$
$$6
$$
$$2
$$
$$5
$$
$$10
... | $$7
$$ | general_qa | 137 |
The following is a multiple choice question (with answers).
===Question
Mathematician Alexander Aitken graduated in 1920 with First Class Honors in what subject?
===Choices
French and Italian
French and Portuguese
French and German
French and English
Mathematics and French
Mathematics and English
Mathematics and Latin... | French and Latin | general_qa | 82 |
The following is a multiple choice question (with answers).
===Question
What TV show did Kim Fields announce that she was expecting her second son?
===Choices
The Morning Show
The Tonight Show
The Real Housewives of New York
The View
The Real
The Real Housewives
The Real Housewives of Atlanta
The Talk
The Today Show
T... | The Real | general_qa | 76 |
The following is a multiple choice question (with answers).
===Question
If $f(n)$ denotes the number of divisors of $2024^{2024}$ that are either less than $n$ or share at least one prime factor with $n$ , find the remainder when
$$$\sum^{2024^{2024}}_{n=1} f(n)$$$
is divided by $1000$ .
===Choices
224
244
240
248
216... | 224 | general_qa | 138 |
The following is a multiple choice question (with answers).
===Question
Titration of the same concentration of a metal ion with EDTA solution, if other conditions remain unchanged, only the concentration of EDTA and metal ions increased by a factor of 10, the two titrations in the pM value is the same when the correspo... | 150% | general_qa | 115 |
The following is a multiple choice question (with answers).
===Question
Given that \(f(x)\) and \(g(x)\) are both continuous on \(( - \infty , + \infty )\) and \(f(x) < g(x)\), then it must be true that ( ).
===Choices
\(\lim \limits_{x \to {x_0}} f(x) \le \lim \limits_{x \to {x_0}} g(x) + 0.001\)
\(\lim \limits_{x \t... | \(\lim \limits_{x \to {x_0}} f(x) \le \lim \limits_{x \to {x_0}} g(x)\) | general_qa | 453 |
The following is a multiple choice question (with answers).
===Question
A particle of mass 2m is projected at an angle of 45$^o$ with the horizontal with a velocity of 20$\sqrt{2}$m/s. After 1 s of explosion, the particle breaks into two equal pieces.
As a result of this one part comes to rest. The maximum height from ... | 35 m | general_qa | 152 |
The following is a multiple choice question (with answers).
===Question
An infinitely long straight cylindrical conductor with a radius of $R$ carries a current flowing along the axial direction. The current is uniformly distributed across the cross-section, and the current density is $j$. What is the magnetic field st... | $$
B {=} \frac{1} {2} \mu_{0} \left( \frac{R} {r} \right)^{2} j \times r, \quad r {>} R
$$ | general_qa | 482 |
The following is a multiple choice question (with answers).
===Question
The uranium-235 nucleus can be considered as a sphere with a radius of $R = 9.2 \times 10^{-15} \, \mathrm{m}$, containing a total of 92 protons, each with a charge of $e = 1.6 \times 10^{-19} \, \mathrm{C}$. Assume that these charges are uniformly... | $$
7. 4 \times1 0^{2 6}~\mathrm{M e V}
$$ | general_qa | 399 |
The following is a multiple choice question (with answers).
===Question
The primary absorption pathway for polar, large-molecule drugs in transdermal delivery is ( ).
===Choices
Through the epidermal cell pathway
Via direct follicular absorption
Through the intercellular pathway
All pathways are equally significant
Th... | Through the appendage pathway | general_qa | 95 |
The following is a multiple choice question (with answers).
===Question
Given that $X(t)$ is a zero-mean stationary Gaussian process with an autocorrelation function $R_{X}(\tau)$, and that $X(t)$ passes through a square-law detector resulting in an output process $Y(t) = X^2(t)$, find the mean $m_{z}$ and variance $\s... | $$
m_{Y}=E [ Y ( t ) ]=E [ X^{2} ( t ) ]=R_{X} ( 0 )
$$
$$
\sigma_{Y}^{2}=R_{Y} ( 0 )-m_{Y}^{2}=2 R_{X}^{2} ( 0 )
$$ | general_qa | 786 |
The following is a multiple choice question (with answers).
===Question
In the 18th and 19th centuries, under the social, political, economic development and specific historical and cultural background, a dual-track education system with traces of class privileges gradually formed in Western Europe. The "dual track" re... | university-middle school system and primary school-primary vocational school system | general_qa | 165 |
The following is a multiple choice question (with answers).
===Question
Which structure is designed to control the flow of water in a river during low-flow conditions?
===Choices
Check dam
Reservoir
Aqueduct
Floodgate
Weir
Sluice gate
Retention basin
Barrage
Diversion dam
Canal lock | Barrage | general_qa | 70 |
The following is a multiple choice question (with answers).
===Question
The so-called balance is the satisfaction of lack and the elimination of suffering. From this point of view, balance is the highest operating goal of the universe and human society. Which of the following statements about balance is correct?
===Ch... | Balance is the state of perfection after the realization of interests, and balance and perfection have consistency. | general_qa | 257 |
The following is a multiple choice question (with answers).
===Question
Which of the following statements about two variables X and Y is correct?
===Choices
If uncorrelated, they must be mutually exclusive
If uncorrelated, they must be independent
I am already confused
If dependent, they may not be uncorrelated
If dep... | If independent, they must be uncorrelated | general_qa | 125 |
The following is a multiple choice question (with answers).
===Question
The material conditions for the transition to socialism prepared by state monopoly capitalism refer to?
===Choices
Market planning
Partial state control
Partial socialization
Comprehensive commodification
Partial socialization and market planning
... | Comprehensive socialization | general_qa | 80 |
The following is a multiple choice question (with answers).
===Question
What is the smallest independent unit for resource allocation in an operating system?
===Choices
Module
Command
Process
Thread
Function
Protocol
Kernel
Block
Service
Package | Process | general_qa | 50 |
The following is a multiple choice question (with answers).
===Question
The principles used in the derivation of Richards' equation include:
===Choices
Momentum Conservation Principle
Continuity Equation
Fick's Law
Fourier's Law
Bernoulli's Principle
Energy Conservation Principle
Darcy's Law
Darcy's Equation
Poiseuill... | Darcy's Law | general_qa | 74 |
The following is a multiple choice question (with answers).
===Question
Let $C$ be a smooth projective curve over $\mathbb{C}$ and $\omega_{C}^{\otimes2}$ the square of its canonical sheaf.\
Suppose $g ( C ) \, \geq\, 2$ and $s \, \in\, \Gamma( C, \omega_{C}^{\otimes2} )$ is a section with simple zeros. What is the gen... | $$
g ( \Sigma)=4 g-3.
$$ | general_qa | 295 |
The following is a multiple choice question (with answers).
===Question
Earliest barium enema finding in UC is
===Choices
Early mucosal edema
Loss of haustration
Thickened colon wall
Early mucosal hyperemia
Ulceration and inflammation
Pseudopolyps
Irregular colon wall
Rigid contracted tube
Early mucosal erythema | Loss of haustration | general_qa | 79 |
The following is a multiple choice question (with answers).
===Question
Liu Mou, who operates a central air conditioning business in Shenzhen, participated in a government bidding procurement by a Shenzhen municipal agency but was not selected. Afterward, Liu discovered that another successful bidder's quote was severa... | If Liu is dissatisfied with the reconsideration decision to uphold by the Guangdong Provincial Government and files an administrative lawsuit, the defendants should be the Shenzhen Municipal Government and the Guangdong Provincial Government. | general_qa | 596 |
The following is a multiple choice question (with answers).
===Question
What is the main change in acute ordinary hepatitis?
===Choices
Focal necrosis
Hepatocyte inflammation
Hepatocyte malfunction
Hepatocyte necrosis
Hepatocyte fibrosis
Hepatocyte degeneration
Predominantly jaundice
Hepatocyte dilation
No jaundice
He... | Hepatocyte degeneration | general_qa | 88 |
The following is a multiple choice question (with answers).
===Question
For a known linear time-invariant system, when the input is $\operatorname{E} ( s )=( s+2 ) / ( s-2 ),\sigma< 2$, the zero-state output is
$$
r ( t )=-\frac{2} {3} \mathrm{e}^{2 t} u (-t )+\frac{1} {3} \mathrm{e}^{-t} u ( t ).
$$
Then the unit impu... | $( 2 e^{-2 t}-e^{-t} ) \mathrm{u} ( t )$ | general_qa | 353 |
The following is a multiple choice question (with answers).
===Question
You are given that the ionization energy of a hydrogen atom is 13.527eV, calculate the second ionization energy of a helium atom. The general equation for the lines in the emis-sion spectra of one electron system such as H, He^+ , Li^2+ and Be^3+ i... | Both 54.108eV and 13.527 * 4 eV are correct | general_qa | 244 |
The following is a multiple choice question (with answers).
===Question
(x = 0) is the ( ) discontinuity point of the function (f(x) = sin {1 over x})
===Choices
oscillating
jump
removable
periodic
essential
infinite | oscillating | general_qa | 59 |
The following is a multiple choice question (with answers).
===Question
Evaluate the integral $\int_{0}^1 \int_{x^3}^{x^2} (x+y) \, dy \, dx$ by reversing the order of integration.
===Choices
19/140
13/140
16/140
9/140
15/140
14/140
17/140
12/140
11/140
10/140 | 11/140 | general_qa | 125 |
The following is a multiple choice question (with answers).
===Question
What is the usual return pipe for the heating system in a building?
===Choices
Set at the lowest level
Set at the topmost level
Positioned near windows
Inside the ventilation ducts
Installed in every room
Perpendicular to supply pipes
Arranged arb... | Set at the lowest level | general_qa | 87 |
The following is a multiple choice question (with answers).
===Question
A conducting rod AB of length $\ell=1\ m$ is moving at a velocity $v = 4\ m/s$ making an angle $ 30^o $ with its length. A uniform magnetic field $B = 2T$ existing in a direction perpendicular to the plane of motion. Then -
===Choices
$$V_B - V_A ... | $$ V_B - V_A = 4\ V $$ | general_qa | 213 |
The following is a multiple choice question (with answers).
===Question
It is known that a cylindrical copper resonant cavity operating in the TE mode has a resonant wavelength of $\lambda_{0}=10 \ \mathrm{cm}$. It is required that the $Q_{0}$ value of the cavity be as large as possible. What is the $Q_{0}$ value of th... | $$
5 4 \ 8 1 8
$$ | general_qa | 234 |
The following is a multiple choice question (with answers).
===Question
Dizziness, tinnitus, lumbago, sleeplessness, dreamy, sudden onset of slanting of the mouth and tongue, unfavorable speech, finger movement, hemiplegia, red tongue, fine stringy pulse, the pathogenesis is ().
===Choices
Spleen qi deficiency, dampne... | Liver and kidney yin deficiency, wind and yang disturbing upwards | general_qa | 202 |
The following is a multiple choice question (with answers).
===Question
What is the BIS value under deep anesthesia?
===Choices
40~60
60~80
Less than 40
More than 100
80~100
Around 50 to 70
Greater than 80
20~40
Between 70 and 90 | Less than 40 | general_qa | 88 |
The following is a multiple choice question (with answers).
===Question
If we assume a classical heat capacity of 3R and average atomic mass of 50, and $5\times10^{12}$ W of core heat is consumed in cooling, what is the average cooling rate (ignoring latent heat of solidification)?
===Choices
$5.12\times10^{-17}$ K/s
... | $5.12\times10^{-15}$ K/s | general_qa | 231 |
The following is a multiple choice question (with answers).
===Question
A Schottky diode is formed by a [100] oriented $\mathbf{n}$-type monocrystalline silicon wafer and a certain metal contact, with the parameters $W_{\mathrm{m}}=4.7 \, \mathrm{eV}$, $\chi_{\mathrm{s}}=4.0 \, \mathrm{eV}$, $N_{\mathrm{c}}=10^{19} \, ... | $$
8. 4 {\times} 1 0^{-2} ( {\mathrm{A / c m}}^{2} )
$$ | general_qa | 546 |
The following is a multiple choice question (with answers).
===Question
When using a flowmeter to measure the flow rate at a measurement point, how long is each measurement required to last?
===Choices
About 300s
Approximately 100s
Exactly 50s
The longer, the better.
Close to 1s
The shorter, the better.
Roughly 10s
Pr... | Approximately 100s | general_qa | 106 |
The following is a multiple choice question (with answers).
===Question
What is the development direction of kindergartens and nurseries in recent years?
===Choices
Privatization
Segmentation
Integration
Standardization
Digitalization
Decentralization
Homogenization
Grading
Expansion
Specialization | Integration | general_qa | 64 |
The following is a multiple choice question (with answers).
===Question
Which of the following reactions is a combustion reaction?
===Choices
$\text{Fe} + \text{O}_2 = \text{FeO}$
$\text{C} + \text{O}_2 = \text{CO}_2$
$\text{Cu}_2\text{S} + \text{O}_2 = \text{Cu}_2\text{O} + \text{SO}_2$
$\text{Fe}_3\text{O}_4 + \text... | $\text{C} + \text{O}_2 = \text{CO}_2$ | general_qa | 310 |
The following is a multiple choice question (with answers).
===Question
A charged particle is released from origin with initial velocity $V = V_0\hat{i} $ in a magnetic field $\vec{B}=\dfrac{\sqrt{3}}{2}B_0\hat{i}+\dfrac{B_0}{2}\hat{j}$. The charge and mass of the particle are $q$ and $m$ respectively. Choose the corre... | velocity $\dfrac{ V_0}{2}$ is responsible for circular motion of particle in helix | general_qa | 354 |
The following is a multiple choice question (with answers).
===Question
Based on the observed rate at which North America and Eurasia are separating from each other, when were the two continents joined together as Laurasia? Assume that the Atlantic Ocean is roughly 4800 km (3000 miles) wide.
===Choices
$$
1. 6 \times1... | $$
1. 6 \times1 0^{8} \mathrm{~ y r}
$$ | general_qa | 301 |
The following is a multiple choice question (with answers).
===Question
Given the velocity field $u_{x}=2 t+2 x+2 y, \; \; u_{y}=t-y+z, \; \; u_{z}=t+x-z$, find the acceleration at the point (3, 2, 1) in the flow field at $t=3$.
===Choices
$$
3 8. 0 8 \ ( \mathrm{m / s^{2}} )
$$
$$
3 6. 0 7 \ ( \mathrm{m / s^{2}} )
$$... | $$
4 0. 0 5 \ ( \mathrm{m / s^{2}} )
$$ | general_qa | 324 |
The following is a multiple choice question (with answers).
===Question
What is the amount of water available (in cubic meters) in an area that receives 300 mm of rainfall and has a soil water holding capacity of 400 cubic meters per acre? Assume that the soil depth is 1 meter and the total area is 800 acres.
===Choic... | 320,000 | general_qa | 157 |
The following is a multiple choice question (with answers).
===Question
The first nationwide implementation of a modern education system was______.
===Choices
the 1902-1904 education system
the 1880-1882 education system
the 1945-1947 education system
the 1895-1897 education system
the 1850-1852 education system
the 1... | the 1902-1904 education system | general_qa | 169 |
The following is a multiple choice question (with answers).
===Question
Consider the scenario of water flow through a sluice gate in an open channel. If the channel bottom is horizontal, the water is regarded as an incompressible homogeneous fluid, and viscous effects can be neglected. Let the water depths far upstream... | $$
\frac{\rho g ( h_{1}-h_{2} )^{3}} {2 \left( h_{1}+h_{2} \right)}
$$ | general_qa | 519 |
The following is a multiple choice question (with answers).
===Question
The transformer with Yd11 connection has a positive sequence voltage phase where the delta side is compared to the wye side( ).
===Choices
Ahead by 60 degrees
Lagging by 30 degrees
Lagging by 15 degrees
Ahead by 45 degrees
Ahead by 30 degrees
Ahea... | Ahead by 30 degrees | general_qa | 117 |
The following is a multiple choice question (with answers).
===Question
Jacob gave the Franklin Mint a 90-day note for $1250 on October 10. If it was discounted at the bank on November 15 at 6(1/2)%, what were the proceeds?
===Choices
$1,215.75
$1,237.81
$1,200
$1,235.00
$1,230.50
$1,210
$1,222.22
$1,225.00
$1,250
$1,... | $1,237.81 | general_qa | 156 |
The following is a multiple choice question (with answers).
===Question
We now define an algorithm: The definition of a(n) is the maximal number of regions into which space can be divided by n spheres, where the spheres can intersect each other. Given the input x_list (a series of values): [33, 34, 35, 36, 37, 38, 39, ... | [10978, 12036, 13160, 14352, 15614, 16948, 18356, 19840, 21402, 23044] | general_qa | 812 |
The following is a multiple choice question (with answers).
===Question
A mass of diatomic gas $(\gamma = 1.4)$ at a pressure of $2\ atmospheres$ is compressed adiabatically so that its temperature rises from $27^{o}C$ to $927^{o}C.$ The pressure of the gas in the final state is
===Choices
$$69.7\ atm$$
$$256\ atm$$
$... | $$256\ atm$$ | general_qa | 159 |
The following is a multiple choice question (with answers).
===Question
In a diving accident that severed the spinal cord below the sixth cervical veebra, which of the following muscle would be affected?
===Choices
Sternocleidomastoid
Rhomboid
Teres Major
Pectoralis Major
Rectus Abdominis
Trapezius
Latissimus Dorsi
In... | Latissimus Dorsi | general_qa | 99 |
The following is a multiple choice question (with answers).
===Question
A thin prism of glass is placed in air and water respectively. If $n_g=\cfrac 3 2 \quad and \quad n_w=\cfrac 4 3 $, then the ratio of deviation produced by the prism for a small angle of incidence when placed in air and water seperately is:
===Cho... | $$\cfrac 1 2$$ | general_qa | 159 |
The following is a multiple choice question (with answers).
===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 = \... | $$ d \simeq 1.5\,cm $$ | general_qa | 353 |
The following is a multiple choice question (with answers).
===Question
Which ancient structure was referred to as the "House of the Double Axes"?
===Choices
the palace of Theramos at Akrotiri
the palace of Minos at Knossos
the palace of Minos at Knossos on the island of Crete
the palace of Theseus at Athens
the palac... | the palace of Minos at Knossos | general_qa | 137 |
The following is a multiple choice question (with answers).
===Question
Consider the set $\{1,2,\dots,i\}$ and all its nonempty subsets, which we'll denote as $N_1, N_2, \dots, N_{2^i-1}$ in any arbitrary order. Now, construct a matrix $J$ of size $(2^i-1) \times (2^i-1)$ where each element $m_{ij}$ is defined as follo... | 0 | general_qa | 224 |
The following is a multiple choice question (with answers).
===Question
For the reaction; $N_2O_3(g)\leftrightharpoons NO(g)+NO_2(g)$; total pressure $=P$, degree of dissociation $=50\%$. Then $K_p$ would be-
===Choices
$$\cfrac{P}{7}$$
$$\cfrac{P}{3}$$
$$2P$$
$$\cfrac{P}{8}$$
$$\cfrac{P}{9}$$
$$\cfrac{P}{2}$$
$$3P$$
... | $$2P$$ | general_qa | 166 |
The following is a multiple choice question (with answers).
===Question
A whistle of frequency $500Hz$ tied to the end of a string of length $1.2m$ revolves at $400rev/min$. A listener standing some distance away in the plane of rotation of whistle hears frequencies in the range (speed of sound = $340m/s$)
===Choices
... | $435$ to $586$ | general_qa | 141 |
The following is a multiple choice question (with answers).
===Question
The earliest film school in the history of world cinema is ______.
===Choices
Méliès Conservatory
Vitagraph Academy
Biograph School
Brighton School
Lumière Institute
Pathé School
Keystone Institute
Gaumont Institute
Sennett Conservatory
Edison Aca... | Brighton School | general_qa | 75 |
The following is a multiple choice question (with answers).
===Question
What year was the municipality of Donmatías, Antioquia, Colombia, founded?
===Choices
1788
1785
1781
1782
1783
1784
1789
1786
1787
1778 | 1787 | general_qa | 84 |
The following is a multiple choice question (with answers).
===Question
We now define an algorithm: The definition of a(n) is the numbers whose sum of divisors (including the number itself) is even. Given the input x_list (a series of values): [58, 59, 60, 61, 62, 63, 64, 65, 66, 67], determine the corresponding output... | [71, 73, 74, 75, 76, 77, 78, 79, 80, 82] | general_qa | 505 |
The following is a multiple choice question (with answers).
===Question
What do the contents of the 1994 York-Antwerp Rules include?
===Choices
Alphabetical rules; numerical rules
Nautical alignments; boundary outlines
Navigational notations; regional codes
Maritime directives; coastal conventions
Sequential provision... | Alphabetical rules; numerical rules | general_qa | 106 |
The following is a multiple choice question (with answers).
===Question
Let X follow the binomial distribution B(n,p), and it is known that P(X=1)=P(X=2), P(X=2)=2P(X=3). What is the value of P(X=4)?
===Choices
2/243
60/243
50/243
40/243
20/243
30/243
15/243
10/243
80/243
25/243 | 10/243 | general_qa | 132 |
The following is a multiple choice question (with answers).
===Question
During the Tang Dynasty, the types and styles of () were undergoing a transitional phase from the traditional practice of sitting on the floor, to sitting with feet hanging down.
===Choices
Tables
Furniture
Armchairs
Chairs
Stools
Ottomans
Desks
C... | Furniture | general_qa | 82 |
The following is a multiple choice question (with answers).
===Question
Three-phase fully controlled bridge power supply for DC motor load, armature resistance $R_{\mathrm{a}} = 3.75\, \Omega$, the flat-wave reactor is large enough, its equivalent series resistance $R_{1} = 2 \, \Omega$ \, $U_{2} = 220 \mathrm{V}$, $L_... | $$
U_{\mathrm{d}}=-2 8 4. 5 \mathrm{V}
$$ | general_qa | 418 |
The following is a multiple choice question (with answers).
===Question
Let the linearly independent functions ${{y}_{1}},{{y}_{2}},{{y}_{3}}$ all be solutions to the second-order non-homogeneous linear equation ${{y}^{''}}+P(x){{y}^{'}}+Q(x)y=f(x)$. If ${{text{C}}_{1}}text{,}{{text{C}}_{2}}$ are arbitrary constants, t... | ${{text{C}}_{1}}{{y}_{1}}+{{text{C}}_{2}}{{y}_{2}}+(1-{{text{C}}_{2}}text{-}{{text{C}}_{1}}){{y}_{3}}$ | general_qa | 618 |
The following is a multiple choice question (with answers).
===Question
For the management of institutional income through the fiscal special account return method, when the financial accounting recognizes the institutional income that should be remitted to the fiscal special account, it credits
===Choices
Fiscal Spec... | Amounts Payable to the Treasury | general_qa | 97 |
The following is a multiple choice question (with answers).
===Question
At 293K and 101.3 kPa, a water droplet with a radius of 1 cm is dispersed into smaller droplets with a radius of $1 \times 10^{-7} m$. Given that the surface tension of water at 293K is $7.28 \times 10^{-2} N \cdot m^{-1}$. If it is an adiabatic pr... | 9.14J | general_qa | 282 |
The following is a multiple choice question (with answers).
===Question
Which of the following options does not conform to lobar pneumonia?
===Choices
The inflammation is spotty and spans multiple sections.
The lesions are uniform and span nearly half a lobe.
The inflammation is localized and affects several lobules.
... | The lesions are focal and distributed in lobules. | general_qa | 130 |
The following is a multiple choice question (with answers).
===Question
The Maritime Silk Road refers to the ancient sea route from China to the Southwest Pacific and ____. It experienced three historical periods: the Western Han, Tang Dynasty, and Ming Dynasty.
===Choices
Eastern Europe
Indian Ocean
South America
Nor... | Indian Ocean | general_qa | 83 |
The following is a multiple choice question (with answers).
===Question
In 1886, Japan promulgated the "Normal School Order", which established a two-level teacher education system of () and ().
===Choices
secondary education school; tertiary education school
lower normal academy; upper normal academy
standard normal ... | ordinary normal school; higher normal school | general_qa | 127 |
The following is a multiple choice question (with answers).
===Question
A capacitor $C_1 = 1.0 \mu F$ is charged up to a voltage V = 60 V by connecting it to battery B through switch (1). Now $C_1$ is disconnected from battery and connected to a circuit consisting of two uncharged capacitors $C_2 = 3.0 \mu F$ and $C_3 ... | $$40 \mu C$$ | general_qa | 213 |
The following is a multiple choice question (with answers).
===Question
In a certain organization, decision-making power for major issues lies with the top level, while minor issues can be decided by middle and lower levels. There is frequent communication between superiors and subordinates, and both sides have a high ... | Coordinative style. | general_qa | 95 |
The following is a multiple choice question (with answers).
===Question
When the heat temperature of most thermoplastic fibers increases, three physical states of glassy state, () and () appear successively. Two transition temperatures () and () appear.
===Choices
High elasticity, liquid state, glass transition temper... | High elasticity, viscous flow state, glass transition temperature, viscous flow temperature | general_qa | 184 |
The following is a multiple choice question (with answers).
===Question
Roughly how many bits are required on the average to describe to 3 digit accuracy the decay time (in years) of a radium atom if the half-life of radium is 80 years? Note that half-life is the median of the distribution.
===Choices
45
10
40
35
24
5... | 19 | general_qa | 100 |
The following is a multiple choice question (with answers).
===Question
An atom of tin (Sn) has a diameter of about $2. 8 \times1 0^{-8}$ cm. If you assume that the tin atom is a sphere, what is the volume in $m^{3}$ of a single atom?
===Choices
$8. 3 \times1 0^{-2 9} \, {\mathrm m}^{3}$
$6. 2 \times1 0^{-2 8} \, {\ma... | $1. 1 \times1 0^{-2 9} \, {\mathrm m}^{3}$ | general_qa | 319 |
The following is a multiple choice question (with answers).
===Question
Maximal permissible hours of work per person per week (including the overtime) under the Factory Act 1976, should not exceed_______?
===Choices
42 hours
61 hours
62 hours
60 hours
59 hours
56 hours
48 hours
54 hours
58 hours
57 hours | 60 hours | general_qa | 87 |
The following is a multiple choice question (with answers).
===Question
The equilibrium constant of a certain real gas reaction is expressed in terms of fugacity as $K_{f}^{\Theta}$, so $K_{f}^{\Theta}$ is related to which of the following physical quantities: ____.
===Choices
Volume
Viscosity
Specific Heat
Enthalpy
C... | Temperature | general_qa | 91 |
The following is a multiple choice question (with answers).
===Question
Individual differences among children can affect educational outcomes, and among these differences, those that significantly impact children's developmental progress are ___.
===Choices
Gender Differences and Age Differences
Socioeconomic Status a... | Cultural Background Differences and Age Differences | general_qa | 117 |
The following is a multiple choice question (with answers).
===Question
A large class is to be divided into teams and each student must be a member of exactly one team. However, each student dislikes three of their classmates. Dislike between students need not be mutual. If the teams do not need to be equally sized, ho... | 7 | general_qa | 108 |
The following is a multiple choice question (with answers).
===Question
"Visual Pleasure and Narrative Cinema" is a representative work of _________.
===Choices
Post-colonial film criticism
Historical film theory
Feminist film criticism
Formalist film studies
Film semiotics
Film narratology
Ideological film criticism
... | Feminist film criticism | general_qa | 84 |
The following is a multiple choice question (with answers).
===Question
Under the condition of a temperature of 288K, allow the $\mathrm{NH}_{3}$ (Component A)-water (Component B) solution to be in contact with an organic liquid that is immiscible with water, with neither phase in motion. $\mathrm{NH_{3}}$ diffuses fro... | $$
2. 2 4 \times1 0^{-6} \, \mathrm{k m o l} / ( \mathrm{m}^{2} \, \cdot\, \mathrm{s} )
$$ | general_qa | 788 |
The following is a multiple choice question (with answers).
===Question
What is the plasma frequency $\mathbf{f}_{\mathrm{p}}$ [Hz] of the ionosphere when $\mathrm{n_{e}}=1 0^{1 2} \mathrm{~ m^{-3}}$?
===Choices
$f_p = \frac{\left(10^{12} e^{2} / (m\varepsilon_{0}) \right)^{0.5}}{2\pi} \cong {9.0}{MHz}$
$f_p = \frac{\... | $f_p = \frac{\left(10^{12} e^{2} / (m\varepsilon_{0}) \right)^{0.5}}{2\pi} \cong {9.0}{MHz}$ | general_qa | 588 |
The following is a multiple choice question (with answers).
===Question
We now define an algorithm: The definition of a(n) is Catalan's triangle with right border removed, for n > 0 and 0 <= k < n. Given the input x_list (a series of values): [57, 58, 59, 60, 61, 62, 63, 64, 65, 66], determine the corresponding output ... | [11, 65, 273, 910, 2548, 6188, 13260, 25194, 41990, 58786] | general_qa | 690 |
The following is a multiple choice question (with answers).
===Question
A 1-meter-long pipe with a cross-sectional area of $S_{2}$ is inserted into a main pipe with a cross-sectional area of $S_{1}$. Given that the ratio of the areas $\frac{S_{2}}{S_{1}} = 10$, find the sound intensity transmission coefficient of this ... | $$
0. 0 7 5
$$ | general_qa | 229 |
The following is a multiple choice question (with answers).
===Question
What is the scale of the control detailed planning drawing?
===Choices
1:10000~1:5000
1:3000~1:2000
1: 10000~1:2000
1: 1000~1: 500
1:4000~1:2500
1:6000~1:3000
1:50000~1:10000
1:2000~1:1000
1:15000~1:5000
1:12000~1:10000 | 1:2000~1:1000 | general_qa | 176 |
The following is a multiple choice question (with answers).
===Question
In a copper mine, the actual copper grade of mined ore in 2014 is \(\alpha = 0.80\%\), the copper grade of selected concentrate is \(\beta = 20\%\), and the tailings grade is \(\vartheta = 0.10\%\). What is the beneficiation recovery rate and conce... | \(\eta = 87.94\%, \gamma = 3.52\%\) | general_qa | 322 |
The following is a multiple choice question (with answers).
===Question
A cylinder contains 20n kg of ${ N }_{ 2 }$ gas $\left( M=28kg{ k }^{ -1 }{ mol }^{ -1 } \right) $ at a pressure of 5 atm. The mass of hydrogen $\left( M=2kg{ k }^{ -1 }{ mol }^{ -1 } \right) $ at a pressure of 3 atm contained in the same cylinder ... | 1.08 kg | general_qa | 174 |
The following is a multiple choice question (with answers).
===Question
What are the main assessment indicators for cotton fiber quality inspection?
===Choices
Grade, length, micron value, moisture level, impurities content, tensile strength.
Grade, length, micron value, moisture content, impurities level, tensile str... | Grade, length, micron value, re-moistening, impurities content, tensile strength. | general_qa | 227 |
The following is a multiple choice question (with answers).
===Question
What day, month, and year was the municipality of Valdivia, Antioquia, Colombia, founded?
===Choices
13 April 1875
13 April 1879
13 August 1880
15 October 1881
13 April 1877
13 April 1882
10 January 1883
5 December 1878
20 June 1874
13 February 18... | 13 April 1879 | general_qa | 128 |
The following is a multiple choice question (with answers).
===Question
A bod of mass M is suspended by a massless string of length L.The horizontal velocity V at position A is just sufficient to make real the point B.The angle $\theta$ at which the speed of the bob is half of that it A satisfies:
===Choices
$$\dfrac{... | $$\dfrac{3\pi}{4} < \theta<\pi$$ | general_qa | 262 |
The following is a multiple choice question (with answers).
===Question
A swimmer enters a gloomier world (in one sense) on diving to greater depths. Given that the mean molar absorption coefficient of seawater in the visible region is $6.2 \times 10^{-3} \mathrm{dm}^3 \mathrm{~mol}^{-1} \mathrm{~cm}^{-1}$, calculate t... | 0.87 $\mathrm{~m}$ | general_qa | 209 |
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