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 Which economic animal has the highest feed conversion efficiency? ===Choices Cow Horse Fish Chicken Rabbit Duck Goat Turkey Sheep Pig
Chicken
general_qa
52
The following is a multiple choice question (with answers). ===Question Immerse the pH glass electrode and the saturated calomel electrode in a standard buffer solution with a pH of 6.86, and measure the electromotive force as 0.352V. When measuring another unknown solution, the electromotive force is measured as 0.296...
5.91
general_qa
140
The following is a multiple choice question (with answers). ===Question Given that the amplitude of the electric field intensity is $E_{1}=1 \mathrm{~mV/m}$ at a distance of 10 km in the far field in the direction of maximum radiation, find the amplitude value of the magnetic field intensity $H_{3}$ at a distance of 20...
$$ H3=0.66\mu\mathrm{A} / \mathrm{m} $$
general_qa
336
The following is a multiple choice question (with answers). ===Question The slices are thin and round, with the edges being light yellow or yellow. The cross-section retains a yellow-brown color in the bark, while the xylem is light yellow-brown or light yellow, exhibiting white radial patterns and fissures intersperse...
Clematis armandii
general_qa
146
The following is a multiple choice question (with answers). ===Question Which day, month, and year was Admiral Royal Eason Ingersoll designated as the Commander in Chief, U.S. Atlantic Fleet? ===Choices 1 January 1949 1 January 1941 1 January 1940 1 January 1943 1 January 1942 1 January 1946 1 January 1947 1 January 1...
1 January 1942
general_qa
124
The following is a multiple choice question (with answers). ===Question On what month, day, and year did Emil Oberhoffer conduct the first performance by the LA Philharmonic of Maurice Ravel's "Alborada del Gracioso"? ===Choices July 8, 1921 January 30, 1929 July 8, 1926 August 18, 1928 July 8, 1925 July 8, 1923 Octob...
July 8, 1926
general_qa
158
The following is a multiple choice question (with answers). ===Question The functions of _______ include infection resistance, wound protection; filling in wounds or other tissue defects; organizing or encapsulating necrotic tissue, thrombi, inflammatory exudates, or other foreign bodies. ===Choices muscle fiber carti...
granulation tissue
general_qa
99
The following is a multiple choice question (with answers). ===Question Simple harmonic alternating current $\begin{array} {r l} {{i}} & {{} {{( t )}}} & {{{} {=} I_{\mathrm{m}} \mathrm{c o s} \, ( \omega t+{\frac{\pi} {6}} ) \, \mathrm{A}}} \\ \end{array}$, at $t=0$, $i=0.866 \mathrm{A}$. Find the maximum value of the...
$$ 1. 0 \mathrm{A},0.71A $$
general_qa
305
The following is a multiple choice question (with answers). ===Question Why did vulgar culture invariably appear in the declining period of various social forms, and become the mainstream culture of society in a period of time? ===Choices It is the political needs of the ruling class. It is the religious influences of...
It is the political needs of the ruling class.
general_qa
138
The following is a multiple choice question (with answers). ===Question What is the purpose of a dye marking devices? ===Choices They are used to track the migration paths of fish They are used to identify chemical composition of water They are used to measure the depth of the water body They are used to monitor tempe...
They are used to establish a reference point on the surface of the water
general_qa
139
The following is a multiple choice question (with answers). ===Question Niacin equivalent refers to (). ===Choices Niacin (mg) × 60 + Tryptophan (mg) Niacin (mg) + Tryptophan (mg) × 1/60 Niacin (mg) + Tryptophan (mg) x 60 Niacin (mg) + Tryptophan (mg) × 1/600 Niacin (μg) + Tryptophan (μg) Niacin $( \mu g ) \ +$ Trypto...
Niacin (mg) + Tryptophan (mg) × 1/60
general_qa
214
The following is a multiple choice question (with answers). ===Question Which of the following taxes is additional tax? ===Choices Sales tax Inheritance tax Stamp tax Consumption tax Capital gains tax Property transfer tax Urban maintenance and construction tax Deed tax Environmental impact tax Luxury goods tax
Urban maintenance and construction tax
general_qa
66
The following is a multiple choice question (with answers). ===Question When does the alternating stress not exceed the material's endurance limit, allowing the specimen to undergo infinite cycles without fatigue failure? ===Choices Shear modulus value Peak tension force Compressive load capacity Yield strength thresh...
Maximum stress
general_qa
85
The following is a multiple choice question (with answers). ===Question Second overtone frequency of a closed pipe and fourth harmonic frequency of an open pipe are same. Which of the following is correct? ===Choices Ninth harmonic frequency of closed pipe is equal to eighth harmonic frequency of open pipe Ninth harmo...
Tenth harmonic frequency of closed pipe is equal to eighth harmonic frequency of open pipe
general_qa
179
The following is a multiple choice question (with answers). ===Question A 44-year-old male. T1-weighted images show slightly high signal small nodules evenly distributed throughout the liver with a diameter of 0.5-1.0 cm. On T2-weighted images, the nodules display slightly low signals, with the septal signals opposite ...
Nodular cirrhosis of the liver
general_qa
179
The following is a multiple choice question (with answers). ===Question The tooth pitch (circumferential pitch) P() of the negative shift gear. ===Choices = 2πm < πm >πm = πm = πk = πd = m/π = πb > 2πm
= πm
general_qa
75
The following is a multiple choice question (with answers). ===Question Calculate the decomposition temperature of $\mathrm{CaCO}_{3} ( \mathrm{s} )$ and $\mathrm{MgCO}_{3} ( \mathrm{s} )$ when the decomposition pressure equals $1.3 \times 10^{5} \mathrm{Pa}$. ===Choices $$ 1 2 0 0 \mathrm{K},928.8 \mathrm{K} $$ $$ 1 ...
$$ 1 2 0 0 \mathrm{K},928.8 \mathrm{K} $$
general_qa
338
The following is a multiple choice question (with answers). ===Question Elaine Morris, assistant to the sales manager of Cox Distributors, prepares a weekly summary of sales representatives' expenses. The following figures are taken from the records for the first week in September: Danvers, $203,75; Halleck, $187.50; I...
Both $1,131.00 and $1,131 are correct
general_qa
244
The following is a multiple choice question (with answers). ===Question The control area of a certain hydrological station is 680 km², and the multi-year average annual runoff modulus is 10 L/(s·km²). What is the equivalent annual runoff depth? ===Choices 298.9mm 326.7mm 463.8mm 341.3mm 315.4mm 382.4mm 587.5mm 408.5mm...
315.4mm
general_qa
130
The following is a multiple choice question (with answers). ===Question A person bought a total of 11 fruits, of which 3 are second-grade and 8 are first-grade. The fruits are randomly distributed among $A$, $B$, and $C$, with each person receiving 4, 6, and 1 fruit, respectively. What is the probability that both $A$ ...
$$ {\frac{3 2} {5 5}} $$
general_qa
263
The following is a multiple choice question (with answers). ===Question In the module selection algorithm process, what information will be output if the qualitative attributes are not successfully matched? ===Choices The current module library does not meet the requirements. Incorrect module selection Module library ...
The current module library does not meet the requirements.
general_qa
97
The following is a multiple choice question (with answers). ===Question Funds of hedge funds are_____: I registered under the Investment Company Act of 1940; II not registered under the Investment Company Act of 1940; III subject to one layer of management fees; IV subject to two layers of management fees. ===Choices ...
I and IV
general_qa
103
The following is a multiple choice question (with answers). ===Question Given that $A$, $B$, and $C$ are noncollinear points in the plane with integer coordinates such that the distances $AB$, $AC$, and $BC$ are integers, what is the smallest possible value of $AB$? ===Choices \boxed{6} \boxed{1} \boxed{3} \boxed{4} \...
\boxed{3}
general_qa
119
The following is a multiple choice question (with answers). ===Question For a single-phase fully controlled bridge rectifier circuit with a large inductive load, assuming the average load current is 10A, what are the RMS values of the secondary current of the transformer I2 and the RMS current of the thyristor IVT? ==...
I2=10A IVT=7.07A
general_qa
215
The following is a multiple choice question (with answers). ===Question As the intensity of stimulation increases, what will the compound action potential exhibit? ===Choices Compound action potentials cease entirely once the stimulus intensity surpasses a certain threshold. The amplitude of the compound action potent...
The amplitude of the compound action potential can increase with the rise in stimulus intensity, but remains unchanged afterward.
general_qa
200
The following is a multiple choice question (with answers). ===Question Calculate the rotational inertia of a solid, uniform right circular cone of mass \(M,\) height \(h,\) and base radius \(R\) about its axis. ===Choices I = \frac{3MR^2}{40} I = \frac{3MR^2}{60} I = \frac{3MR^2}{50} I = \frac{3MR^2}{80} I = \frac{3M...
I = \frac{3MR^2}{50}
general_qa
183
The following is a multiple choice question (with answers). ===Question What day, month, and year did Australian politician John Joseph Hall die? ===Choices 30 April 1949 30 June 1948 30 July 1948 30 May 1949 30 July 1949 30 May 1948 30 June 1949 30 August 1949
30 June 1949
general_qa
103
The following is a multiple choice question (with answers). ===Question What is indicated by the level of dielectric loss factor in an insulating material? ===Choices Chemical durability stance Electrical conductivity levels Radiative emission specifics Thermal properties of materials Physical hardness scores Biologic...
Thermal properties of materials
general_qa
84
The following is a multiple choice question (with answers). ===Question "The Book of Songs" is the first anthology of poetry in our country. To find out which series it has been included in, refer to the '____.' ===Choices Extensive Compilation of Chinese Anthologies Inclusive List of Regional Literature Nationwide Re...
Comprehensive Catalogue of Chinese Series
general_qa
121
The following is a multiple choice question (with answers). ===Question During dielectric heating, the heat is generated primarily due to(). ===Choices Nuclear fission Chemical reactions Eddy currents Ionic bonding Magnetic flux Acoustic vibrations Photon absorption Thermal conductivity Magnetic resonance
Eddy currents
general_qa
65
The following is a multiple choice question (with answers). ===Question For monochromatic waves with a water depth of $h$, considering the effect of surface tension, how can the wave speed reach an extremum for any water depth? ===Choices When $h > \frac{\sqrt{3}}{k_{min}}$, there are no extreme values. When $h = \fra...
When $h < \frac{\sqrt{3}}{k_{min}}$, there are no extreme values.
general_qa
271
The following is a multiple choice question (with answers). ===Question What is the main cause of wood color change ===Choices Humidity Aging of the wood Temperature Light absorption Mechanical stress Insect invasion Oxidation Plant parasites Exposure to water Fungal growth
Oxidation
general_qa
65
The following is a multiple choice question (with answers). ===Question After phagocytosis, pathogens in the phagolysosome die (We can only hope!) when their cell membranes are punctured by ______ and their organic molecules are oxidized by ________. ===Choices lysosomes, NO2 porins, O2 molecules peptides, carbon diox...
defensins, HOCl
general_qa
126
The following is a multiple choice question (with answers). ===Question On what date, month, and year was Babar Awan suspended by the PPP, leading to the eventual dismissal of Zulfiqar Ali Bhutto's murder case following a series of hearings at the Supreme Court? ===Choices 2 May 2012 2 May 2011 2 May 2017 2 May 2013 2...
2 May 2012
general_qa
141
The following is a multiple choice question (with answers). ===Question Consider a two-dimensional square lattice where each lattice point has an atom with mass $m$, accounting only for interactions between nearest neighbor atoms. The force constant is $\beta$, and the phonon dispersion relation is given by $$ \omega_{...
$$ \frac{S m \omega} {2 \pi a^{2} \beta} $$
general_qa
366
The following is a multiple choice question (with answers). ===Question What is the diffusion coefficient for coper in aluminum at 600°C?Preexponential and activation energy values for this system are $6. 5 \times1 0^{-5} m^2 / s$ and 136,000 J/mol, respectively. ===Choices $$ 6. 8 \times1 0^{-1 4} \mathrm{~ m^{2} / s...
$$ 4. 7 \times1 0^{-1 3} \mathrm{~ m^{2} / s} $$
general_qa
367
The following is a multiple choice question (with answers). ===Question Using a plate and frame filter press for constant-pressure filtration of a certain suspension, the filtration equation is $$ V^{2} + V = 6 \times 10^{-5} A^{2} t $$ where the unit of \( t \) is seconds. If 5 \( \mathrm{m}^{3} \) of filtrate is obta...
$$ \approx4 2 $$
general_qa
226
The following is a multiple choice question (with answers). ===Question An object is placed 1 foot from a concave mirror of radius 4 feet. If the object is moved 1 inch nearer to the mirror, what will be the corresponding displacement of the image? ===Choices 5 inches closer to the mirror 2.5 inches closer to the mirr...
3.7in closer to the mirror
general_qa
140
The following is a multiple choice question (with answers). ===Question The ascending order of stability of the carboanion $(P)\ \overline {C}H_{3},$ $(Q)\ C_{6}H_{2}\overline {C}H_{2}$,$(R)\ (CH_{3})_{2} - \overline {C}H$ and $(S)\ H_{2}(\overline {C}) - CH = CH_{2}$ is: ===Choices $$R < P < S < Q$$ $$R < S < Q < P$$...
$$R < P < S < Q$$
general_qa
182
The following is a multiple choice question (with answers). ===Question Find the solutions y of the differential equation y'=(t^2+3y^2)/2ty with y(1) = 1. What is y(2)? ===Choices 7.890 6.789 2.345 5.678 1.234 4.567 4.321 8.910 2.718 3.464
3.464
general_qa
113
The following is a multiple choice question (with answers). ===Question The optical cable loss is 2 dB/km, the system's average connection loss is 1.5 dB/km, and the connection loss at the optical source and detector is 1 dB each. The system margin is 6 dB, the optical transmitter power is -13 dBm, and the optical rece...
6km
general_qa
141
The following is a multiple choice question (with answers). ===Question Set matrix $A=\left( \begin{matrix} {{{2}}} & {{{1}}} & {{{3}}} & {{{4}}} \\ {{{0}}} & {{{2}}} & {{{1}}} & {{{3}}} \\ {{{0}}} & {{{0}}} & {{{2}}} & {{{1}}} \\ {{{0}}} & {{{0}}} & {{{0}}} & {{{2}}} \\ \end{matrix} \right), B=\left( \begin{matrix} {{...
$$0 $$
general_qa
345
The following is a multiple choice question (with answers). ===Question A certain axial load-bearing inner transverse wall is two stories high and has a thickness of $240 \text{mm}$. It is constructed using MU15 autoclaved fly ash bricks and M5 mixed mortar, with the masonry construction quality control grade being lev...
$$280$$
general_qa
215
The following is a multiple choice question (with answers). ===Question The third monomer is added to the acrylic fiber mainly for (). ===Choices Adjust Spinning Speed Adjust the luster of the fiber Enhance wear resistance Reduce production costs Increase strength Introduction of affinity dye groups Enhance chemical s...
Introduction of affinity dye groups
general_qa
85
The following is a multiple choice question (with answers). ===Question The art form where the person is below and the puppet is above is (). ===Choices Drama Ballet Mask theatre Rod puppetry Hand puppetry Opera Shadow puppetry Dialogue Marionette Mime
Rod puppetry
general_qa
64
The following is a multiple choice question (with answers). ===Question What is the term for analyzing human remains to detect signs of foul play? ===Choices Forensic Toxicology None of the other choices Forensic Chemistry Forensic Entomology Forensic Botany Forensic Pathology Forensic Serology Forensic Pathobiology F...
Forensic Pathology
general_qa
83
The following is a multiple choice question (with answers). ===Question When the serum total protein is greater than ______g/L or the globulin is greater than____ g/L, it is termed hyperproteinemia or hyperglobulinemia. ===Choices 88, 38 95, 36 60, 25 78, 34 100, 45 75, 32 70, 30 90, 40 80, 35 85, 33
80, 35
general_qa
121
The following is a multiple choice question (with answers). ===Question A camera objective of 50 mm focal length is set at aperture stop (f / 4). If the camera is then focused at an object 20 cm away what will the effective f-number be? ===Choices 8.0 4.5 6.7 9.4 6.2 5.0 7.1 3.8 5.33 4.0
5.33
general_qa
100
The following is a multiple choice question (with answers). ===Question What month, day, and year did Ciara perform at the Joy Theater in New Orleans for her Jackie Tour? ===Choices May 19, 2014 May 19, 2015 May 18, 2015 May 16, 2015 May 23, 2015 May 24, 2015 May 17, 2015 May 21, 2015 May 20, 2015 May 22, 2015
May 19, 2015
general_qa
149
The following is a multiple choice question (with answers). ===Question (DG) The symplectic group $S p ( 2 n, \mathbb{R} )$ is defined as the subgroup of $G l ( 2 n, \mathbb{R} )$ that preserves the matrix $$ \Omega=\left( \begin{matrix} {{0}} & {{I_{n}}} \\ {{-I_{n}}} & {{0}} \\ \end{matrix} \right) $$ where $I_{n}$ i...
$$ n(2n+1) $$
general_qa
287
The following is a multiple choice question (with answers). ===Question According to International Health Regulations, there is no risk of spread of yellow Fever if the Aedes aegypti index remains below ===Choices 0.5% 0.1% 8% 10% 2% 5% 1.5% 4% 0.2% 1%
1%
general_qa
74
The following is a multiple choice question (with answers). ===Question $${ H }_{ 2\left( g \right)  }+\frac { 1 }{ 2 } { O }_{ 2\left( g \right)  }\longrightarrow { H }_{ 2 }{ O }_{ \left( 1 \right)  }$$ $$B.E\left( H-H \right) ={ X }_{ 1 };B.E\left( O=O \right) ={ X }_{ 2 },B.E\left( O-H \right) ={ X }_{ 3 }$$ Latent...
$${ X }_{ 1 }+\dfrac { { X }_{ 2 } }{ 2 } -{ X }_{ 3 }+{ X }_{ 4 }$$
general_qa
552
The following is a multiple choice question (with answers). ===Question The effects of dopamine on the cardiovascular system and kidneys are ____. ===Choices Low doses have no significant effects on cardiovascular or renal function High doses inhibit both the cardiovascular system and kidney activity Low dose causes c...
Low dose causes peripheral and renal vasodilation answer
general_qa
145
The following is a multiple choice question (with answers). ===Question To ensure that the data read from a distributed storage system is accurate, which of the following data processing methods should be used? ===Choices Data compression Data slice Data fragmentation Erasure coding Checksum Data validation Data encry...
Checksum Data validation
general_qa
76
The following is a multiple choice question (with answers). ===Question What is a primary role of a Strength & Conditioning Specialist in relation to athletes? ===Choices To manage sports teams and their logistics To conduct regular fitness testing and data analysis To administer supplements and vitamins for muscle gr...
To design and implement training programs to enhance athletic performance
general_qa
119
The following is a multiple choice question (with answers). ===Question Consider the set $\{1,2,\dots,a\}$ and all its nonempty subsets, which we'll denote as $F_1, F_2, \dots, F_{2^a-1}$ in any arbitrary order. Now, construct a matrix $R$ of size $(2^a-1) \times (2^a-1)$ where each element $m_{ij}$ is defined as follo...
0
general_qa
222
The following is a multiple choice question (with answers). ===Question This question refers to the following information. The text below is the government proclamation. On the basis of the above-mentioned new arrangements, the serfs will receive in time the full rights of free rural inhabitants. The nobles, while reta...
The emancipation terms relegated former serfs to communal farming, thus keeping them in perpetual poverty, and made wealthy conservatives nervous.
general_qa
698
The following is a multiple choice question (with answers). ===Question During the Sui Dynasty, there was a dyeing technique that involved carving patterns into wooden blocks, and then dyeing the fabric by pressing it between these blocks, known as ___. ===Choices Fabric engraving Wood batik Thread etching Pattern sta...
Clip brocade
general_qa
95
The following is a multiple choice question (with answers). ===Question Earliest radiological sign of Pulmonary Venous Hypeension in Chest X-ray is: ===Choices Peripheral redistribution of pulmonary vascularity Central pulmonary vascularity Peripheral pulmonary vascularity Cephalization of pulmonary vascularity Pleura...
Cephalization of pulmonary vascularity
general_qa
98
The following is a multiple choice question (with answers). ===Question In the external environment of China's information industry, the influencing factors include: I. Consumption structure II. Social structure III. Demographic structure IV. Demand structure ===Choices II,IV III,IV II,III,IV I,II,III,IV II I,II,IV I,...
I,II
general_qa
90
The following is a multiple choice question (with answers). ===Question If \student ID\ is a text field, and it is required to display the student ID value in three parts, for example, entering "20050214" to display as 2005-02-14, then the ___ attribute of the field should be set. ===Choices Instance Model Syntax Date...
Format
general_qa
100
The following is a multiple choice question (with answers). ===Question Compute the limit: $$ \lim_{x \to 3} \left( \frac{ x }{ x-3 } - \frac{ 1 }{ \ln\left( \frac{ x }{ 3 } \right) } \right) $$ ===Choices 0.625 0.5208 0.6 0.5833 0.6667 0.5 0.5417 0.5556 0.75 0.5714
0.5
general_qa
136
The following is a multiple choice question (with answers). ===Question Bitter-tasting medicine can treat _____. ===Choices Joint pain syndrome Muscle weakness syndrome Memory loss syndrome Chronic fatigue syndrome Blood clotting syndrome Constipation syndrome Night sweating syndrome Recurrent fever syndrome Insomnia ...
Constipation syndrome
general_qa
70
The following is a multiple choice question (with answers). ===Question Military jurisdiction states that the code has _________. ===Choices Conditional acceptance. Regional adaptation. Domestic restriction. Jurisdictional uniformity. Territorial exclusivity. National limitation. International recognition. Limited enf...
Extraterritorial application.
general_qa
70
The following is a multiple choice question (with answers). ===Question When designing fracturing, the determination of the surface construction pressure should consider the friction loss of non-Newtonian fracturing fluid, which is mainly related to which property of the fracturing fluid? ===Choices viscoelasticity fl...
rheology
general_qa
86
The following is a multiple choice question (with answers). ===Question A 50-year-old male patient presents with cold pain in the waist, restricted flexion and extension, a feeling of heaviness, which worsens on rainy days. His tongue coating is white and greasy, and his pulse is deep and slow. What is the preferred tr...
Gan Jiang Ling Shu Tang
general_qa
180
The following is a multiple choice question (with answers). ===Question If a woman experiences periodic nosebleeds, consider the possibility of ________. ===Choices hypertension sinusitis migraines bronchitis hemophilia hyperthyroidism diabetes endometriosis anemia asthma
endometriosis
general_qa
70
The following is a multiple choice question (with answers). ===Question The pathological invasion of joint cartilage and osseous articular surfaces is called? ===Choices Joint Ankylosis Joint Compression Joint Destruction Joint Expansion Joint Inflammation Degenerative joint disease Joint swelling Joint Stiffness Join...
Joint Destruction
general_qa
75
The following is a multiple choice question (with answers). ===Question The maximum concentrating capacity of the neonatal kidney can only concentrate urine osmolality to approximately ____. ===Choices 600 mOsm/L 1000 mOsm/L 700 mOsm/L 500 mOsm/L 200 mOsm/L 100 mOsm/L 400 mOsm/L 1,200 mOsm/L 1,100 mOsm/L 800 mOsm/L
700 mOsm/L
general_qa
121
The following is a multiple choice question (with answers). ===Question The following lung percussions can be dull or flat, except for what? ===Choices Pleural effusion Bronchitis Lung abscess Hemothorax Pneumothorax Pulmonary edema Interstitial lung disease Atelectasis Tuberculosis Emphysema
Pneumothorax
general_qa
82
The following is a multiple choice question (with answers). ===Question Mix 75 cm³ of 0.20 mol·dm⁻³ NaOH solution with 25 cm³ of 0.40 mol·dm⁻³ H₂C₂O₄ solution. What is the concentration of $c(\mathrm{H}^{+})$ in this solution? ===Choices $$ 6. 7 \times1 0^{-7} \mathrm{~ m o l ~ \cdot~ d m}^{-3} $$ $$ 4. 5 \times1 0^{-...
$$ 5. 4 \times1 0^{-5} \mathrm{~ m o l ~ \cdot~ d m}^{-3} $$
general_qa
412
The following is a multiple choice question (with answers). ===Question How many types of normal breath sounds are there? ===Choices 7 1 8 3 5 9 4 6 10 2
3
general_qa
47
The following is a multiple choice question (with answers). ===Question The radius of the earth is 6400 km and g$=$ 10 m/s$^2$. In order that a body of 5 kg weighs zero at the equator, the angular speed of the earth is ===Choices $\frac {1}{320}$ rad/s \frac{1}{160} \text{ rad/s} $\frac {1}{800}$ rad/s $\frac{1}{500}$...
$\frac {1}{400}$ rad/s
general_qa
194
The following is a multiple choice question (with answers). ===Question In a certain region in 2006, the total rural economic income was composed as follows: agriculture income 49%; fishery income 1%; industrial income 12%; construction income 7.2%; transportation income 8.3%; tourism income 5.5%; service industry inco...
60%
general_qa
142
The following is a multiple choice question (with answers). ===Question Let $P$ be a monic polynomial of degree $n \ge 1$ such that $$$[P(x)]^3 = [P(x)]^2 - P(x) + 6$$$ for $x = 1, 2, . . . , n$ . Let $n_0$ be the smallest $n$ such that $P(0) > [P(1) + P(2) + ... + P(n)]^3$ . Find the remainder when $P(0)$ is divided b...
322
general_qa
184
The following is a multiple choice question (with answers). ===Question Find the redshift factor, $G M / R c^{2}$ , at the onset of instability. ===Choices $$ 0. 4 5 6 7 \bigg( \frac{V_{\odot}} {V} \bigg)^{6 / 8} $$ $$ 0. 9 0 7 1 \bigg( \frac{G_{\odot}} {G} \bigg)^{4 / 6} $$ $$ 0. 1 8 3 4 \bigg( \frac{P_{\odot}} {P} \...
$$ 0. 6 2 9 5 \bigg( \frac{M_{\odot}} {M} \bigg)^{1 / 2} $$
general_qa
437
The following is a multiple choice question (with answers). ===Question A particle of mass $'m'$ moves in a circular path of radius $'R'$ such that tangential acceleration is equal to normal acceleration. At $t=0$, the velocity of particle is $V_{0}$ ===Choices time taken $t-$complete one revolution is $\dfrac {1}{V_{...
time taken $t-$complete one revolution is $\dfrac {1}{V_{0}} (1-e^{-\pi})$
general_qa
352
The following is a multiple choice question (with answers). ===Question Which of the following statements about stratification is correct? ===Choices The phenomenon of stratification among animals in communities is also very common. The stratification of animal communities from top predators to herbivores consists of ...
The phenomenon of stratification among animals in communities is also very common.
general_qa
179
The following is a multiple choice question (with answers). ===Question According to Chinese law, to which category does a piece of ancient artwork belong? ===Choices Specific property Accessory Shareable estate Land rights Transferable ownership Divisible property Real estate Public domain Common property Community a...
Specific property
general_qa
64
The following is a multiple choice question (with answers). ===Question One mole of ideal gas is allowed to expand reversibly and adiabatically from a temperature of $27^{o}C$. If the work done by the gas in the process is $3$ KJ, then the final temperature will be equal to :Given : $(C_v= 20 \:J/K mol)$ ===Choices $$...
$$450\ K$$
general_qa
158
The following is a multiple choice question (with answers). ===Question If two gases 'A' & 'B' at temperatures $T_{A}\,\&\, T_{B}$ respectively have identical Maxwellian plots, then which of the following statements are true? ===Choices Gases A and B may be $O_2$ and $Cl_2$ at $27^o C$ and $327^o C$ respectively. Gase...
Gases A and B may be $O_2$ and $SO_2$ at $27^o C$ and $327^o C$ respectively.
general_qa
320
The following is a multiple choice question (with answers). ===Question Which of the following symptom can be treated with Tongqiao Sinusitis Granules? ===Choices nasal congestion with yellowish, thick mucus containing blood streaks nasal congestion with yellow discharge nasal congestion with clear and thin mucus nasa...
nasal congestion with abundant white mucus
general_qa
103
The following is a multiple choice question (with answers). ===Question What was the tallest tower building in the world in 2022? ===Choices Taipei 101 Shanghai World Financial Center Shanghai Tower Tokyo Skytree Tokyo Tower Burj Khalifa
Tokyo Skytree
general_qa
63
The following is a multiple choice question (with answers). ===Question A mixture of ethane $(C_{2}H_{6})$ and ethene $(C_{2}H_{4})$ occupies $40 L$ at $1.00$ atm and $400 K$. The mixture reacts completely with $130 g$ of $O_{2}$ to produce $CO_{2}$ and $H_{2}O$. Assuming ideal gas behaviour, mole fractions of $C_{2}H_...
$x_{C_{2}H_{6}}=0.6707$, $x_{C_{2}H_{4}}=0.3293$,
general_qa
443
The following is a multiple choice question (with answers). ===Question Let $\mathrm{F}_{1} \ \left( \mathbf{x} \right)$ and $\mathrm{F}_{2} \ \left( \mathbf{x} \right)$ be two distribution functions, with corresponding probability densities $\mathrm{f}_{1} \ \ ( \mathrm{x} )$ and $\mathrm{f}_{2} \ \ ( \mathrm{x} )$ be...
$\mathrm{f}_{1} \; \; ( \mathrm{x} ) \; \; \mathrm{F}_{2} \; \; ( \mathrm{x} ) \; \;+\mathrm{f}_{2} \; \; ( \mathrm{x} ) \; \; \mathrm{F}_{1} \; \; ( \mathrm{x} )$
general_qa
541
The following is a multiple choice question (with answers). ===Question Tiwanaku, with its capital at Titicaca, was one of the ___________ kingdoms of the ancient world. ===Choices most influential highest least known earliest most advanced most peaceful most populated strongest largest richest
highest
general_qa
70
The following is a multiple choice question (with answers). ===Question How does the viscosity μ of a fluid usually change with temperature t? ===Choices As t increases for liquids, μ stays the same, gases vary As t increases for liquids, μ stays constant, unlike gases As t increases for gases, μ decreases, while liqu...
As t increases for liquids, μ decreases, and vice versa for gases
general_qa
157
The following is a multiple choice question (with answers). ===Question The main repulsive energy in quantum solids is the zero-point energy of the atoms. Consider a rough one-dimensional model of the crystal $\mathbf{He}^{4}$, where each He atom is confined within a segment of length $L$. The wave function of a free p...
$$ \frac{\hbar^{2}} {8 m L^{2}} $$
general_qa
282
The following is a multiple choice question (with answers). ===Question In a Gaussian Mixture Model, each data point:( ). ===Choices Is typically generated by external Gaussian influences Can be generated by all Gaussians with equal probability Can be generated by any Gaussian, and the probability is determined by the...
Can be generated by any Gaussian, but the probability may vary
general_qa
134
The following is a multiple choice question (with answers). ===Question Indefinite integral $\int\left(\frac{2\sin x}{{x}^{3}}-\frac{2\cos x}{{x}^{2}}-\frac{\sin x}{x}\right) \text{d}x=$ ===Choices $-\frac{\sin x}{{x}^{2}}+\frac{\cos x}{x}+C$ -\frac{\sin x}{{x}^{2}}-\frac{\cos x}{x}+\frac{\sin x}{{x}^{3}}+C $-\frac{\s...
$-\frac{\sin x}{{x}^{2}}+\frac{\cos x}{x}+C$
general_qa
339
The following is a multiple choice question (with answers). ===Question What is the meaning of "lungs control the qi of the whole body"? ===Choices Maintain corporeal qi and balance emotions Control bodily qi and govern breathing Harmonize primal qi and manage spirit Balance spiritual qi and govern health Manage envir...
Generate ancestral qi and regulate qi
general_qa
109
The following is a multiple choice question (with answers). ===Question We now define an algorithm: The definition of a(n) is the number of unitary (and also of squarefree) divisors of n!, where n! is the factorial of n. Given the input x_list (a series of values): [41, 42, 43, 44, 45, 46, 47, 48, 49, 50], determine th...
[8192, 8192, 16384, 16384, 16384, 16384, 32768, 32768, 32768, 32768]
general_qa
773
The following is a multiple choice question (with answers). ===Question An 80 line/mm medium step grating is available, and if the angle of incidence is 85 degrees, the desired spectral range to be used is 300 nm to 800 nm, what is the minimum free spectral range under these conditions? ===Choices 2.5nm 3.9nm 3.6nm 5....
3.6nm
general_qa
122
The following is a multiple choice question (with answers). ===Question Under the same conditions, two samples of the same cobalt-60 $\gamma$-radioactive solution were measured. The radioactivity of a 0.1 ml sample was measured at 350 counts per minute, and the radioactivity of a 3.0 ml sample was measured at 9900 coun...
$$ 6 \cdot 6 0 0 pulses/min $$
general_qa
281
The following is a multiple choice question (with answers). ===Question In what year was the Chinese survey conducted that obtained the figure of 29,029.24 feet (8,848.11 meters) for Mount Everest's height? ===Choices 1972 1976 1975 1979 1974 1977 1971 1978 1973 1975.5
1975
general_qa
109
The following is a multiple choice question (with answers). ===Question 'Why is Pseudo-ginseng called "Sanqi" ? ===Choices It's due to the structure of the herbal plant. It's due to the medicinal effect. It's based on the seasonal growth pattern. It's due to the pattern of the leaves. It's related to the historic disc...
It's due to the structure of the herbal plant.
general_qa
125
The following is a multiple choice question (with answers). ===Question A particle initially at rest starts moving from point A on the surface of a fixed smooth hemisphere of radius r as shown. The particle looses its contact with hemisphere at point B. C is centre of the hemisphere. The equation relating $\alpha$ and ...
$$3sin\beta = 2cos\alpha$$
general_qa
162
The following is a multiple choice question (with answers). ===Question Incorrect implications of the Yokoyama Rule for us include: ===Choices Constraining members' behavior through rules and regulations. Stimulating the autonomy of organizational members. Giving them respect and creating a pleasant working atmosphere...
Constraining members' behavior through rules and regulations.
general_qa
69
The following is a multiple choice question (with answers). ===Question What is Layered Structure? ===Choices Various sedimentary structures that appear on the surfaces of sediments or rock strata Multiple mineral deposits located on the external strata surfaces Several sedimentary formations visible on the interior r...
Various sedimentary structures that appear on the surfaces of sediments or rock strata
general_qa
136
The following is a multiple choice question (with answers). ===Question A certain precast square pile has a cross-sectional side length of $0.4 \, \text{m}$ and a pile length of $12 \, \text{m}$. It uses C25 concrete, and the surrounding soil of the pile is plastic silty clay. The proportional coefficient of its horizo...
82.6kN
general_qa
232