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
According to the construction volume and scale, into which categories can buildings be classified?
===Choices
heavy buildings and major-scale buildings
large buildings and mega-scale structures
heavy-duty buildings and large-area buildings
monumen... | massive buildings and large-scale buildings | general_qa | 107 |
The following is a multiple choice question (with answers).
===Question
A beam of some kind of particle of velocity $2\times {10}^{7}m/s$ is scattered by a gold $(z=79)$ foil. Find specific charge of this particle (charge/mass) if the distance of closest approach is $7.9\times {10}^{-14}m$.
===Choices
1.3 \times 10^4
... | $1.3\times10^8$ | general_qa | 200 |
The following is a multiple choice question (with answers).
===Question
Given: the wave function of a harmonic oscillator $\psi_n(x)=\left(\frac{\alpha}{\sqrt{\pi}2^nn!}\right)^{1/2}e^{-\alpha^2x^2/2}H_n(\alpha x)$, which of the following relations about the wave function of the harmonic oscillator is correct?
===Choi... | $\frac{d^2}{d x^2}\psi_n(x)=\frac{\alpha^2}{2}[\sqrt{n(n-1)}\psi_{n-1}(x)-(2n+1)\psi_n(x)+\sqrt{(n+1)(n+2)}\psi_{n+1}(x)]$ | general_qa | 780 |
The following is a multiple choice question (with answers).
===Question
Heatwaves have adverse effects on human health. Which of the following phenomena is related to exposure?
===Choices
Decline in atmospheric pressure
Rise in humidity levels
Reduction in cold temperature events
Increase in icy conditions
Extended ou... | Extended outdoor activities | general_qa | 97 |
The following is a multiple choice question (with answers).
===Question
Before 1950, urban geography research considered what constraints as decisive factors in the fate of cities?
===Choices
Technological Innovations
Historical Contexts
Human Demographics
Geographical
Social Norms
Natural Disasters
Material Environme... | Material Environment | general_qa | 77 |
The following is a multiple choice question (with answers).
===Question
Flow cytometry sorting can be used to obtain high-purity NK cells. Which of the following fluorescently labeled antibodies are generally used for sorting human NK cells?
===Choices
Anti-CD3McAb and Anti-CD56McAb and Anti-CD16McAb
Anti-CD56McAb and... | Anti-CD56McAb and Anti-CD16McAb | general_qa | 211 |
The following is a multiple choice question (with answers).
===Question
Which of the following attributes is suitable for the attribute value bus of product category spark plug?
===Choices
compatible with vehicle brand
vehicle brand
vehicle model
bristle material
compatible with vehicle type
lamp type
compatible with ... | compatible with vehicle type | general_qa | 65 |
The following is a multiple choice question (with answers).
===Question
The types of traffic allowed on expressways and primary roads are _____.
===Choices
Shared with public transport
Exclusively for motorcycles
Exclusively for passenger cars
Dedicated to bicycles only
Only for emergency vehicles
Exclusively for auto... | Exclusively for automobiles | general_qa | 85 |
The following is a multiple choice question (with answers).
===Question
Which American city has been widely studied for urban shrinkage due to deindustrialization and the relocation of automotive industry jobs to the suburbs?
===Choices
Gary
Flint
Youngstown
Buffalo
Cleveland
Rochester
Pittsburgh
Toledo
Detroit
Chicag... | Detroit | general_qa | 73 |
The following is a multiple choice question (with answers).
===Question
Orcas consume sea lions which consume mackerel (fish) which consume capelin (fish) which comsume phytoplankton. How many pounds of phytoplankton would be needed to support one orca (extimated 4000 lbs.)?
===Choices
400,000 lbs
400 lbs
100,000 lbs.... | 400,000 lbs | general_qa | 155 |
The following is a multiple choice question (with answers).
===Question
According to International Health regulation (IHR) Act, a pregnant woman, with the following duration of pregnancy (in weeks), can't travel by air to other country
===Choices
32
34
36
20
28
39
35
37
33
38 | 36 | general_qa | 80 |
The following is a multiple choice question (with answers).
===Question
What are the two variables affected by interest rates in the IS-LM model?
===Choices
Real money balance demand and foreign trade balance
Real money balance supply and consumer saving
Actual cash flow demand and
Real currency balance supply and rea... | Actual currency balance demand and investment expenditure | general_qa | 117 |
The following is a multiple choice question (with answers).
===Question
When sunlight is perpendicular to the Earth's surface, each square meter of the ground receives solar power at 1.35 kW. It is known that the current mass of the sun is $2.0 \times 10^{30} \mathrm{kg}$. If this mass is converted into solar energy ac... | $$
1. 5 \times1 0^{1 1}
$$ | general_qa | 302 |
The following is a multiple choice question (with answers).
===Question
Find the derivative of the 25th order $y^{(25)}$ for a function $y = 2 \cdot x^2 \cdot \sin(x)$.
===Choices
\(2\cdot x^2-1200\)\cdot\cos(x)+100\cdot x\cdot\cos(x) + 75\cdot\sin(x)
\(2\cdot x^2-1200\)\cdot\cos(x)+100\cdot x\cdot\cos(x) - 25\cdot\si... | \(2\cdot x^2-1200\)\cdot\cos(x)+100\cdot x\cdot\sin(x) | general_qa | 425 |
The following is a multiple choice question (with answers).
===Question
The cyclodextrin model with the largest molecular weight used in pharmacy is ( ).
===Choices
β-type
γ-type
Q-type
θ-type
ζ-type
η-type
ε-type
δ-type
w-type
α-type | γ-type | general_qa | 63 |
The following is a multiple choice question (with answers).
===Question
"Black-and-white film" refers to what?
===Choices
Black-and-White Movie
Vintage Silent Era
Silent Film Production
Colorized Old Movie
Grayscale Photography
Duotone Image Project
Historic Film Reel
Sepia-Toned Picture
Retro Cinematic Feature
Monoch... | Black-and-White Movie | general_qa | 78 |
The following is a multiple choice question (with answers).
===Question
Car parameters when unloaded: total weight of the car 2074kg, center of mass height 730mm, distance from center of mass to front axle 1451mm, distance from center of mass to rear axle 1749mm; Vehicle parameters at full load: total weight of the veh... | 0.343 | general_qa | 223 |
The following is a multiple choice question (with answers).
===Question
______ is an example of asymmetric ciphers.
===Choices
Compression algorithms
HTTP protocol standards
Block cipher
AES encryption
Key distribution network
Advanced cryptology
RSA encryption
Quantum entanglement
Elliptic curve methods
Vigenère encr... | RSA encryption | general_qa | 67 |
The following is a multiple choice question (with answers).
===Question
Limitations are the obstructive factors that restrict the potential of land resources in the _______ process.
===Choices
consumption
utilization
assessment
restoration
exploration
production
distribution
development
management
preservation | production | general_qa | 61 |
The following is a multiple choice question (with answers).
===Question
Atopy refers to the tendency to develop an exaggerated lgE antibody response as refleeted by skin prick test in response to one or more of common aeroallergens,it is extremely common affecting up to().
===Choices
1/9 of patients.
1/6 of humans.
1/... | 1/3 of population. | general_qa | 122 |
The following is a multiple choice question (with answers).
===Question
Two distinct roots of the equation $f(x) = 2x^2-8nx+10x-n^2+35n-76$ , where the constant $n$ is an integer, are positive primes. Find the sum of the roots of $f(x)$ .
===Choices
9
13
10
12
8
16
14
7
15
11 | 7 | general_qa | 104 |
The following is a multiple choice question (with answers).
===Question
When was cell morphology founded?
===Choices
Mid-19th century
Early 18th century
Early 21st century
Late 17th century
Mid-16th century
Late 18th century
Late 19th century
Mid-17th century
Early 19th century
Early 20th century | Mid-19th century | general_qa | 92 |
The following is a multiple choice question (with answers).
===Question
Block A of mass $M= 2$ kg is connected to another block B of mass $m =1$ kg with a string and a spring of force constant $k = 600$ N/m as shown in figure. Initially, spring is compressed to 10 cm and whole system is moving on a smooth surface with ... | 3 m/s | general_qa | 170 |
The following is a multiple choice question (with answers).
===Question
In a certain project, steel pipe piles with a diameter of 800mm and $l=21\mathrm{m}$ are used. The pile top penetrates $2\mathrm{m}$ into the soil, and the pile end penetrates $23\mathrm{m}$ into the soil. The site condition is cohesive soil from a... | $$
5. 9 \times1 0^{3} \mathrm{k N}
$$ | general_qa | 516 |
The following is a multiple choice question (with answers).
===Question
In Haber's process of ammonia manufacture:${ N }_{ 2 }(g)+3{ H }_{ 2 }(g)\longrightarrow 2{ NH }_{ 3 }(g)$, $\Delta { H }_{ { 25 }^{ o }C }^{ o }=-92.2kJ$Molecules${N}_{2}(g)$${H}_{2}(g)$${NH}_{3}(g)$${C}_{P}J{ K }^{ -1 }{ mol }^{ -1 }$$29.1$$28.8$... | less exothermic | general_qa | 201 |
The following is a multiple choice question (with answers).
===Question
The rated electric power $P_{\mathrm{e}}$ of a power plant is 1000 MW, with an efficiency $\eta_{\mathrm{e}}$ (the ratio of electric power to thermal power) of 32%, and an annual load factor $\eta$ (the ratio of actual annual generation to rated an... | $$
M=2. 8 6 1 8 \times1 0^{6} \, \mathrm{t}
$$ | general_qa | 470 |
The following is a multiple choice question (with answers).
===Question
How many people were severely burned and suffered from respiratory injuries and were rushed to the hospital as a result of the 1963 chemical attack in Hue?
===Choices
67
70
69
63
64
68
61
62
65
66 | 67 | general_qa | 78 |
The following is a multiple choice question (with answers).
===Question
What are the components of normal leaf tissue structure?
===Choices
Epidermis, mesophyll
Cortex, palisade cells, epidermis
Palisade layer, cortex, cuticle
Epidermis, palisade tissue, spongy tissue
Mesophyll, root hairs, cortex
Stomata, chlorophyll... | Epidermis, mesophyll | general_qa | 129 |
The following is a multiple choice question (with answers).
===Question
Which of Tian Han's plays is particularly outstanding in dialectically handling the relationship between historical materials and artistic imagination?
===Choices
Cai Wenji
Left Neighbors and Right Neighbors
Princess Wencheng
Night of the Tiger
Gu... | Guan Hanqing | general_qa | 67 |
The following is a multiple choice question (with answers).
===Question
Given the bandwidth of $f(t)$ is $\Delta\omega$, what is the bandwidth of $\mathrm{f} \ ( 3 t-1 )$?
===Choices
$\Delta\omega * 3 + 1$
$2 \Delta\omega + 1$
$3 \Delta\omega$
$\Delta\omega - 1$
$\Delta\omega / 2$
$3 \Delta\omega+1$
$\Delta\omega / 3$... | $3 \Delta\omega$ | general_qa | 141 |
The following is a multiple choice question (with answers).
===Question
A stretched wire carries a body of density $\sigma =8000\ kg/m^3$ at its end. The fundamental frequency of vibration of wire is $260\ Hz$. The body is dipped completely in a vessel of water. The new frequency of fundamental mode of vibrations is : ... | $$262\ Hz$$ | general_qa | 191 |
The following is a multiple choice question (with answers).
===Question
Consider two different cache organizations: a direct-mapped cache and a two-way set-associative cache. Analyze their impact on CPU performance based on the following assumptions:
1. For an ideal cache (100% hit rate), the CPI is 2.0, the clock cycl... | Average access time (direct-mapped): 2.98 ns, Average access time (two-way): 2.90 ns, Performance ratio: 1.01 | general_qa | 651 |
The following is a multiple choice question (with answers).
===Question
When $\Delta[O] > 0$, oxygen is transferred from _____ to _____. When $\Delta[O] < 0$, oxygen is transferred from _____ to _____.
===Choices
Air; molten iron; molten iron; air
Slag; molten iron; molten iron; slag
Air; molten steel; molten steel; a... | Slag; molten steel; molten steel; slag | general_qa | 152 |
The following is a multiple choice question (with answers).
===Question
What is the minimum number of level-height ground control points required to solve for the outer azimuth element of a single image?
===Choices
10
9
1
6
2
7
4
5
8
3 | 3 | general_qa | 61 |
The following is a multiple choice question (with answers).
===Question
A change in the intensity and direction of functional forces would produce demonstrable change in the internal architecture and external form of bone was stated by:
===Choices
Melvin moss
Jules Wolff
Jules Woff
Jules Wolf
Jules Wollf
E.H. angle
Ju... | Julies Wolff | general_qa | 80 |
The following is a multiple choice question (with answers).
===Question
What is a type of chemical mutagen known as a supermutagen?
===Choices
Zinc oxide
Magnesium sulfate
Mustard gas
Nitrite
Sodium chloride
Potassium bromide
Carbon dioxide
Ethyleneimine
Beryllium phosphate
NTG | NTG | general_qa | 72 |
The following is a multiple choice question (with answers).
===Question
What is the title of the 2018 film directed by Peter Chan that showcases the impact of the Chinese Civil War?
===Choices
War Times
Victory
Family Ties
Lost Land
Homecoming
Long Road
Fighters
Fatherland
Dearest
Memories | Dearest | general_qa | 73 |
The following is a multiple choice question (with answers).
===Question
\( \int_{\frac{\pi }{4}}^{\frac{\pi }{3}}{\frac{x}{{\sin^{2}}x}dx} = \) ( )
===Choices
\left( \frac{1}{4} - \frac{\sqrt{3}}{9} \right)\pi + \frac{1}{2}\ln \frac{2}{3}
\( \left( \frac{1}{4} - \frac{\sqrt{3}}{9} \right)\pi + \frac{1}{2}\ln \frac{3}{... | \( \left( \frac{1}{4} - \frac{\sqrt{3}}{9} \right)\pi + \frac{1}{2}\ln \frac{3}{2} \) | general_qa | 498 |
The following is a multiple choice question (with answers).
===Question
The four conditions that must be met for the selection of the number of teeth and the number of planetary wheels are (), () () and ().
===Choices
Transmission ratio, adjacency, speed regulation, installation
Transmission ratio, vibration, engageme... | Transmission ratio, concentric, adjacent, installation | general_qa | 141 |
The following is a multiple choice question (with answers).
===Question
What type of institution do community health service agencies belong to?
===Choices
Tertiary Healthcare
Primary Health Providers
Specialist Medical Care
Community Based Program
Secondary Medical Care
Integrated Health Service
For-profit healthcare... | Non-profit Healthcare | general_qa | 69 |
The following is a multiple choice question (with answers).
===Question
The series limit for Balmer series of $H$ spectrum occurs at $3664\mathring{A}$. Calculate (a) ionization energy of $H$-atom.(b) the wavelength of the photon that would remove the electron in the ground state of the $H$-atom.
===Choices
(a)$E=4.12... | (a)$E=3.38eV$ | general_qa | 265 |
The following is a multiple choice question (with answers).
===Question
In a certain factory, one team consists of 9 male workers and 5 female workers. If 3 representatives are to be selected, what is the probability that at least one of the selected representatives is a female worker?
===Choices
13/16
8/13
9/13
11/14... | 10/13 | general_qa | 116 |
The following is a multiple choice question (with answers).
===Question
What are the properties of the electrical model of a cell?
===Choices
Integrated (cellular resistance, total capacitance), equality (same membrane types, consistent resistances), regularity (consistent reactivities).
Cohesive (total membrane resis... | Composite (membrane resistance, membrane capacitance), diversity (different wood materials, various resistances), variability (different reactivities). | general_qa | 309 |
The following is a multiple choice question (with answers).
===Question
The division principle of hierarchical model, network model and relational model is ( ).
===Choices
Connections between data
Volume of data stored
Number of user queries
Data processing speed
Complexity of the connection
Type of storage device
Rec... | Connections between data | general_qa | 77 |
The following is a multiple choice question (with answers).
===Question
If the original deposit is 200,000 yuan and the derived deposit is 600,000 yuan, then the money multiplier is ( ).
===Choices
6
1.5
2
5
2.5
4
4.5
3
3.5
5.5 | 4 | general_qa | 82 |
The following is a multiple choice question (with answers).
===Question
What will be the $ \mathrm{pH} $ of an aqueous solution of 1.0 $ \mathrm{M} $ammonium format? Given: $ \mathrm{p} \mathrm{K}_{\mathrm{a}}=3.8 $ and $ \mathrm{pK}_{\mathrm{b}}=4.8 : $
===Choices
10.2
3.4
8.5
8.8
8.3
7.5
9.3
6.5
9.5
7.8 | 10.2 | general_qa | 141 |
The following is a multiple choice question (with answers).
===Question
A GaAs PIN photodiode produces, on average, one electron hole pair for every three incident photons. Let's say all the electrons are collected. The received power in the 0.8um band is $10 ^{-7} \mathbf{w}$, what is the average output photocurrent?
... | $$22 nA$$ | general_qa | 151 |
The following is a multiple choice question (with answers).
===Question
In stratigraphy, the English abbreviation GSSP, commonly known as the golden nail, refers to __ and __
===Choices
Global Boundary Stratotypic Section, Boundary Stratotype Point
Global Stratigraphic Section, Boundary Stratotype Point
Global Boundar... | Global Boundary Stratotype Section, Stratotype Point | general_qa | 149 |
The following is a multiple choice question (with answers).
===Question
The digestion and absorption rate of dietary protein is closely related to the ______________________.
===Choices
chemical structure of consumed proteins
measurement of daily physical activity
frequency of vitamin supplements
constant intake of ba... | physiological condition of the human body | general_qa | 98 |
The following is a multiple choice question (with answers).
===Question
If moment of inertia of a point particle at a distance r from an axis would have defined as $L = mr$ instead of L=${ mr }^{ 2 }$, then moment of inertia of a uniform rod of mass M and length L about an axis passing through centre of mass and perpen... | $$\dfrac { ML }{ 4 } $$ | general_qa | 216 |
The following is a multiple choice question (with answers).
===Question
The signal $u(t) = \cos \omega_{0} t + \cos 3 \omega_{0} t$ is sampled by an electrical transducer, with the sampling time effectively considered as instantaneous. What is the minimum bandwidth of the bandpass filter that can be used to recover thi... | 4f | general_qa | 111 |
The following is a multiple choice question (with answers).
===Question
The gas in the soil that affects the compaction effect is the gas that is _____ with the atmosphere, and the gas in the soil that has little effect on the engineering properties is the gas that is _____ with the atmosphere.
===Choices
Equalized; d... | Isolated; connected | general_qa | 110 |
The following is a multiple choice question (with answers).
===Question
In which story does the following description appear: 'The husband stopped breastfeeding early. The mother-in-law, having a new son, treated this five-year-old boy as if he were hers alone. Whatever she did or wherever she went, the husband always ... | Xiaoxiao | general_qa | 103 |
The following is a multiple choice question (with answers).
===Question
The correct statement regarding the evolution of the official concept of China's governmental debt is ( ).
===Choices
From 2005 to 2015, the central government's description of local government debt has evolved from "municipal financial obligation... | The central government's description of local government debt has evolved from "government debt (prior to 2014)" to "local government bonds (from 2015 to present)" to "contingent liabilities (from July 2017 to present)." | general_qa | 427 |
The following is a multiple choice question (with answers).
===Question
What day, month, and year was The Legend of Heroes: Zero no Kiseki original soundtrack released?
===Choices
December 16, 2008
December 16, 2014
December 16, 2009
December 16, 2015
December 16, 2010
December 16, 2016
December 16, 2007
December 16, ... | December 16, 2010 | general_qa | 148 |
The following is a multiple choice question (with answers).
===Question
Given that the diameter $d$ at the inlet cross-section of a certain power plant's spiral casing is 6200mm, the static pressure head at the center of this cross-section is measured to be $60 \mathrm{m}$, the flow rate $Q$ through the turbine is 123m... | 62.36m | general_qa | 241 |
The following is a multiple choice question (with answers).
===Question
Among the following options, which description about "market development" is accurate?
===Choices
Market development refers to the introduction of new products or services in the existing regional markets.
Market development refers to the enhancem... | Market development refers to entering new regional markets with existing products or services. | general_qa | 170 |
The following is a multiple choice question (with answers).
===Question
In honor of whom was the role of Poet Laureate of Ontario established?
===Choices
Gord Downie
Alice Munro
Leonard Cohen
Margaret Atwood | Gord Downie | general_qa | 50 |
The following is a multiple choice question (with answers).
===Question
How many licenses to sell liquor did the council of Paris, Ontario, grant in 1850 when seven tavern keepers applied but were met with backlash from over 100 abolitionist villagers?
===Choices
8
5
9
6
1
7
4
2
10
3 | 3 | general_qa | 79 |
The following is a multiple choice question (with answers).
===Question
Which vegetable is particularly known for being high in vitamin K?
===Choices
Celery
Beetroot
Broccoli
Spinach
Cucumber
Cauliflower
Onion
Carrot
Lettuce
Potato | Broccoli | general_qa | 61 |
The following is a multiple choice question (with answers).
===Question
Light stimulation can awaken the patient, who is then able to engage in brief and coherent conversation. This is characteristic of which type of consciousness disorder?
===Choices
Transient confusion
Altered perception
Somnolence
Moderate sedation... | Stupor | general_qa | 83 |
The following is a multiple choice question (with answers).
===Question
The moral responsibility of administrators in the pre-moral stage depends on ().
===Choices
External coercive force
Intrinsic Control
External Control
Legal Standards
Social Norms
Peer Influence
Personal Ambition
Internal Compulsion
Cultural Expec... | External coercive force | general_qa | 70 |
The following is a multiple choice question (with answers).
===Question
The appropriateness and usefulness of pedestrian survey depends on:
===Choices
the political stability of the region where the site is located.
the presence of primary and secondary refuse.
associations that can be established between artifacts, e... | naturally exposed layers in which to search for artifacts, ecofacts, or bone. | general_qa | 138 |
The following is a multiple choice question (with answers).
===Question
A deuteron (nucleus of deuterium atom consisting of a proton and a neutron) with speed $14.9 \mathrm{~km} / \mathrm{s}$ collides elastically with a neutron at rest. Use the approximation that the deuteron is twice the mass of the neutron. If the de... | 14.44$\mathrm{~km} / \mathrm{s}$ | general_qa | 220 |
The following is a multiple choice question (with answers).
===Question
Compute $\lim_{x \to 0}\left(\frac{ 2 \cdot \cos(x)+4 }{ 5 \cdot x^3 \cdot \sin(x) }-\frac{ 6 }{ 5 \cdot x^4 }\right)$. Use the expansion of the function in the Taylor series.
===Choices
1/155
1/170
1/120
1/180
1/150
1/135
1/190
1/140
1/160
1/145 | 1/150 | general_qa | 144 |
The following is a multiple choice question (with answers).
===Question
If an element (at. mass=$50$) crystallises in fcc lattice, with $a=0.50 nm$. What is the density of unit cell if it contains $0.25\%$ Schottky defects (use $N_{A}=6\times 10^{23}$?
===Choices
2.3 g/cc
none of these
$$3.06 g/cc$$
2.1 g/cc
2.5 g/cc... | $$2.0 g/cc$$ | general_qa | 154 |
The following is a multiple choice question (with answers).
===Question
What causes small leaf syndrome in fruit trees?
===Choices
Due to a zinc deficiency affecting cytokinin synthesis, leaf growth is subsequently impacted.
Due to insufficient nutrition, leaf growth is affected.
Soil compaction reduces oxygen availab... | The lack of zinc affects auxin synthesis, thereby influencing leaf growth. | general_qa | 156 |
The following is a multiple choice question (with answers).
===Question
A 60-year-old woman presents with swelling of the gingiva and occlusal discomfort in the upper left posterior teeth for 2 weeks. She had a history of pain from cold and hot stimuli and nighttime pain 1 year ago but did not receive treatment. Examin... | Periodontal-endodontic combined lesion | general_qa | 217 |
The following is a multiple choice question (with answers).
===Question
Weigh out 0.5490g of acetylsalicylic acid sample, add 50.00ml of 0.1660mol/L NaOH, and boil:
$HOOCC_6H_4OCOCH_3 + 2NaOH = {CH}_3COONa + C_6H_4OHCOONa + H_2O$
The excess alkali was titrated with 27.14ml HCl. It is known that 1.00ml HCl is equivalent... | 47.12% | general_qa | 360 |
The following is a multiple choice question (with answers).
===Question
What is the main purpose of adding glaze series additives in livestock and poultry diets?
===Choices
Promote digestion and absorption
Stimulate muscle hydration
Increase body fat content
Prevent oxidation
Boost immunity
Minimize feed wastage
Incre... | Promote digestion and absorption | general_qa | 84 |
The following is a multiple choice question (with answers).
===Question
Name the person who became the president of Entertainment at Fox Broadcasting in September 1995 but left Fox in 1996 and soon became the president of HBO.
===Choices
John Landis Sr.
John Matoian Jr.
John Matoian Sr.
John Matoian II
John Landis Jr.... | John Matoian | general_qa | 107 |
The following is a multiple choice question (with answers).
===Question
In explaining why a state could not forbid married
persons from using birth control a majority of the justices in Griswold $v$ . Connecticut (1965) focused on __.
===Choices
the Second Amendment's
recognition of the right to keep and bear arms as ... | the Ninth Amendment's
declaration that the enumeration of certain rights shall not be construed to deny or disparage others retained by the people. | general_qa | 298 |
The following is a multiple choice question (with answers).
===Question
What are the distinct characteristics of ferns?
===Choices
Young curled leaves, compound leaves, and flower stems
Rolled young leaves, simple leaves, and rhizomes
Young coiled leaves, compound leaves, and rhizomes
Unfurling young leaves, compound ... | Young coiled leaves, compound leaves, and rhizomes | general_qa | 149 |
The following is a multiple choice question (with answers).
===Question
The electric field is perpendicular to the length of the length-extending chip made of PZT-4, with a density and compliance constants of $p=7.5×10^{3}$ kg/m$^{3}$, $s^E_{11}=12.3×10^{-12}$ m$^{2}$/N, $s^D_{33}=7.9×10^{-12}$ m$^{2}$/N. If the fundam... | l=5.48cm | general_qa | 217 |
The following is a multiple choice question (with answers).
===Question
There are three methods of dyeing acidic mordant dyes: pre-mordant dyeing, ( ) and same-bath dyeing.
===Choices
simultaneous-mordant painting
co-current dyeing
co-stage tinting
concurrent-mordant coloring
post-media staining
post-formulation tinti... | post-media staining | general_qa | 102 |
The following is a multiple choice question (with answers).
===Question
Water flows steadily through a horizontal pipe with varying cross-sections. The cross-sectional area at the outlet is three times that of the narrowest part of the pipe. If the flow speed at the outlet is $2 \mathrm{m} / \mathrm{s}$, what is the pr... | $$
8. 5 \times1 0^{4} \mathrm{P a}
$$ | general_qa | 300 |
The following is a multiple choice question (with answers).
===Question
When the chromium content in the water sample exceeds 1mg/L (high concentration), it is best to use the () method to determine its content.
===Choices
Aluminum Chloride Complexation Process
Sodium Carbonate Titration Technique
Zinc Chloride Precip... | Ammonium Iron(II) Sulfate Titration Method | general_qa | 137 |
The following is a multiple choice question (with answers).
===Question
Assume all gases are perfect unless stated otherwise. Note that 1 atm = 1.013 25 bar. Unless otherwise stated, thermochemical data are for 298.15 K. A sample consisting of $2.0 \mathrm{~mol} \mathrm{CO}_2$ occupies a fixed volume of $15.0 \mathrm{d... | Both +3.03 kJ and 3030 J are correct | general_qa | 249 |
The following is a multiple choice question (with answers).
===Question
In language correction, we should neither ignore the needs of children with language disorders nor pay too much attention to them and affect the interests of normal children. This requires the implementation of ().
===Choices
Consolidated learning... | Taking into account both individual and collective principles | general_qa | 109 |
The following is a multiple choice question (with answers).
===Question
Why must we approach problem-solving, decision-making, and handling affairs from a practical standpoint rather than solely relying on books?
===Choices
Objective reality offers a foundation, whereas books present synthesized knowledge that sometim... | Actual things are concrete, while books are the result of studying and abstracting these actual things, and cannot be the starting point for researching issues and making decisions. The starting point can only be objective reality. | general_qa | 284 |
The following is a multiple choice question (with answers).
===Question
For voltage central points that adopt the reverse pressure adjustment method, their voltage is adjustable within a certain range( ).
===Choices
[ 1.0UN, 1.05UN ]
[ 0.95UN, 1.05UN ]
[ 1.0UN, 1.1UN ]
[ 1.025UN, 1.1UN ]
[ 1.0UN, 1.075UN ]
[ 0.95UN, 1... | [ 1.0UN, 1.05UN ] | general_qa | 158 |
The following is a multiple choice question (with answers).
===Question
Determine the number of the following continuous-time linear time-varying systems that are completely controllable: (i) \( \dot{x} = \begin{bmatrix} 0 & 1 \\ 0 & t \end{bmatrix}x + \begin{bmatrix} 0 \\ 1 \end{bmatrix}u, \quad t \geq 0 \) (ii) \( \d... | 3 | general_qa | 261 |
The following is a multiple choice question (with answers).
===Question
Pulmonary congestion appears on plain films as: _____. ① Enlarged pulmonary hila, with clear vascular margins; ② Enlarged pulmonary hila, with unclear structure and blurred vascular margins; ③ General dilation of pulmonary vessels, blurred margins,... | ②③⑤ | general_qa | 177 |
The following is a multiple choice question (with answers).
===Question
The correct statement about the super-resolved stimulated emission loss microscopy (STED) technique is ____.
===Choices
STED employs three laser beams
STED requires two lighting sources
STED employs two laser pulses
STED utilizes dual photon emiss... | STED requires two lighting sources | general_qa | 107 |
The following is a multiple choice question (with answers).
===Question
What is the name of the university where American music producer George Avakian began teaching in 1948?
===Choices
Columbia University.
University of Pennsylvania.
University of New England.
University of New York.
New York University.
University ... | New York University. | general_qa | 85 |
The following is a multiple choice question (with answers).
===Question
The distance a wave travels in one complete cycle is called what?
===Choices
A Cycle
A Type of Medium
Frequency phase
A Certain Period
Energy transfer
Inverse rate
Vibration amplitude
Instantaneous point
Electron motion
Electrical impulse | A Cycle | general_qa | 66 |
The following is a multiple choice question (with answers).
===Question
A spinner has five sectors numbered ${-}1.25$ , ${-}1$ , $0$ , $1$ , and $1.25$ , each of which are equally likely to be spun. Ryan starts by writing the number $1$ on a blank piece of paper. Each minute, Ryan spins the spinner randomly and overwri... | 17 | general_qa | 175 |
The following is a multiple choice question (with answers).
===Question
A spherical blackbody asteroid composed of rock, situated far from the solar system, is thus unaffected by solar radiation. Due to the presence of radioactive elements, there is a constant rate of heat generation inside the planet, $\dot{q}=3 \time... | $$372K$$ | general_qa | 282 |
The following is a multiple choice question (with answers).
===Question
What is the distribution law of natural power in ring network?
===Choices
Inversely proportional to the branch impedance
Inversely proportional to the branch conductance
Directly proportional to the branch conductance
Inversely related to the bran... | Inversely proportional to the branch conductance | general_qa | 122 |
The following is a multiple choice question (with answers).
===Question
Kirchhoff's law states the relationship between () and () of objects.
===Choices
Blackness and absorption rate
Shape and rotation speed
Darkness and emission frequency
Size and density proportion
Material and conduction rate
Brightness and diffusi... | Blackness and absorption rate | general_qa | 84 |
The following is a multiple choice question (with answers).
===Question
Regarding the uniform plane electromagnetic field, which of the following statements is correct?
===Choices
At any moment, the electric field and magnetic field are equal on the same phase plane
At any moment, the electric field and magnetic field... | At any moment, the electric field and magnetic field are equal on the same phase plane | general_qa | 217 |
The following is a multiple choice question (with answers).
===Question
The police arrested a man for the murder of his live-in fiancée after the woman's dead body was found in the basement of their apartment building. At trial, the prosecution attempted to present the testimony of the victim's out-of-state sister reg... | No, because there was sufficient circumstantial evidence to make a reasonable conclusion that the man she talked to was her sister's fiancé. | general_qa | 465 |
The following is a multiple choice question (with answers).
===Question
A thermometer is inserted into water at $100$°C for temperature measurement. After $3$ minutes, it indicates $95$°C. If the thermometer can be regarded as a first-order system with $K=1$, find: If the container is heated such that the water tempera... | $e_{ss} = 0.1°C$ | general_qa | 304 |
The following is a multiple choice question (with answers).
===Question
$34.1$ g $Pb_3O_4$ is dissolved in $500$ mL of $4\;M\;HNO_3$, then (atomic weight of $Pb=206$ amu) :
===Choices
total $2.1$ moles of $NaOH$ are used after reaction of $Pb_3O_4$ with $HNO_3$
there is no residue
total $2.0$ moles of $NaOH$ are used ... | total $2.2$ moles of $NaOH$ are used after reaction of $Pb_3O_4$ with $HNO_3$ | general_qa | 359 |
The following is a multiple choice question (with answers).
===Question
Who is the actor who plays young Rong Fenfang in the TV series 'Fragrant Days'?
===Choices
Li Yiyi
Zhang Yiyi
Zhao Yiyi
Yang Yiyi
Wang Yiyi
Guo Yiyi
Liu Yiyi
Jiang Yiyi
Chen Yiyi
Qin Yiyi | Jiang Yiyi | general_qa | 96 |
The following is a multiple choice question (with answers).
===Question
In which year was the Shap etter Landfill identified as a 'Site of Special Scientific Interest' by the Agriculture, Fisheries and Conservation Department?
===Choices
2009
2004
2012
2006
2003
2008
2007
2005
2010
2011 | 2008 | general_qa | 95 |
The following is a multiple choice question (with answers).
===Question
Given that
$$\left(\dfrac{6^2-1}{6^2+11}\right)\left(\dfrac{7^2-2}{7^2+12}\right)\left(\dfrac{8^2-3}{8^2+13}\right)\cdots\left(\dfrac{2012^2-2007}{2012^2+2017}\right)=\dfrac{m}{n},$$
where $m$ and $n$ are positive relatively prime integers, find th... | 196 | general_qa | 197 |
The following is a multiple choice question (with answers).
===Question
What is the material of tubes used for shell and tube condenser in\nammonia refrigeration system?
===Choices
Lead
Iron
Steel
Aluminum
Nickel
Titanium
Plastic
Brass
Copper
Zinc | Steel | general_qa | 65 |
The following is a multiple choice question (with answers).
===Question
Active sonar background interference includes _____ and _____. Where _____ is a stationary random process and a non-stationary random process. The active sonar equations corresponding to the two different jamming backgrounds are _____.
===Choices
... | reverberation, noise, noise, reverberation, SL-2TL+TS-RL=DT; SL-2TL+TS-(NL-DI)=DT | general_qa | 395 |
The following is a multiple choice question (with answers).
===Question
A 16-year-old boy comes to the emergency department because of painful urination and urethral discharge for 3 days. He has multiple sexual partners and only occasionally uses condoms. His vital signs are within normal limits. The result of nucleic ... | Administer intramuscular and oral antibiotics | general_qa | 181 |
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