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
DNA was used T instead of U to build. The enzyme that catalyzes $\mathrm{d U M P} \to\mathrm{d T M P}$ is ___.
===Choices
TMP Decarboxylase
DUMP Oxidase
TMP Ligase
UMP Reductase
DUMP Synthetase
TMP Synthase
TMP Kinase
UMP Decarboxylase
TMP Phospho... | TMP Synthase | general_qa | 111 |
The following is a multiple choice question (with answers).
===Question
The specific heat of water is known to be 4.18 joules/gram·kelvin.
If water at $0^{\circ} \ \mathrm{C}$ first comes into contact with a heat source at 50°C and reaches equilibrium, and then with a heat source at $100°C$ and reaches equilibrium, wha... | $$
9 7. 2 J/ka
$$ | general_qa | 229 |
The following is a multiple choice question (with answers).
===Question
Satisfy the equation $\int_{0}^{1} f \left(t x \right) \! \mathrm{d} t=n f \left(x \right)$(n is a natural number greater than 1) the derivable function f (x) is ().
===Choices
$$\mathrm{C x}^{(2+x^2) \ / 2x}$$
$$\mathrm{C x} ^{( 1-x ) \ / x}$$
$$... | $$\mathrm{C x} ^{( 1-x ) \ / x}$$ | general_qa | 255 |
The following is a multiple choice question (with answers).
===Question
The emf of the cell
$$Ni/Ni^{+2}(1.0M) | | \ Au^{+3} (0.1 M) / Au$$
[$E^0$ for $Ni^{+2}/Ni = -0.25, \ E^0$ for $Au^{+3}/Au = 1.50 V$] is given as:-
===Choices
1.26 V
-1.75
1.74 V
1.27 V
1.73 V
1.28 V
1.24 V
1.23 V
1.75 V
1,25 V | 1,25 V | general_qa | 161 |
The following is a multiple choice question (with answers).
===Question
Bull's eye lesion in the macula is seen with:
===Choices
Quinine
Chloroquine
Hydroxychloroquine
Quinidine
Sulfamethoxazole
Primaquine | Chloroquine | general_qa | 59 |
The following is a multiple choice question (with answers).
===Question
In a meta-analysis using the ratio of the test group to the control group (OR) as the combined effect size, a 95% confidence interval for the combined effect size that includes 1 is considered to be?
===Choices
Unable to determine
The experimental... | Unable to determine | general_qa | 149 |
The following is a multiple choice question (with answers).
===Question
The PH value of wood refers to the degree of acidity and alkalinity of water-soluble substances in wood, and what is the PH value of most woods?
===Choices
5.0-7.0
8.5-10.5
7.5-9.5
9.0-11.0
3.0-5.0
4.0-6.0
7.0-9.0
6.5-8.5
10.0-12.0
2.0-4.0 | 4.0-6.0 | general_qa | 133 |
The following is a multiple choice question (with answers).
===Question
There are $24$ cells, each of emf $2 V$ and internal resistance $0.4 \Omega$. What should be the number $m$ of rows and number $n$ of cells in each row so that the maximum current is delivered in a load of resistance $0.6 \Omega$
===Choices
$$m = ... | $$m = 6, n = 4$$ | general_qa | 191 |
The following is a multiple choice question (with answers).
===Question
Which of the following plants belongs to long-day plants?
===Choices
Carrot
Potato
Tomato
Rice
Lettuce
Pea
Spinach
Corn
Winter wheat
Cucumber | Winter wheat | general_qa | 57 |
The following is a multiple choice question (with answers).
===Question
What is the optimal range for the migration value of leaves? What is the usable range?
===Choices
0.2~0.4, 0.1~0.6
0.3~0.5, 0.1~0.8
0.5~0.7, 0.3~0.9
0.4~0.5, 0.3~0.8
0.4~0.6, 0.3~0.7
0.3~0.5, 0.2~0.8
0.2~0.6, 0.1~0.7
0.3~0.5, 0.3~0.8
0.1~0.4, 0.2~... | 0.3~0.5, 0.2~0.8 | general_qa | 204 |
The following is a multiple choice question (with answers).
===Question
A gambler believes that the chance of rolling at least one 6 in four throws of a single die is equal to the chance of rolling at least one double 6 in 24 throws of two dice. what the possibilities of the two evens?
===Choices
P(A)=0.5077,P(B)=0.49... | P(A)=0.5177,P(B)=0.4914 | general_qa | 258 |
The following is a multiple choice question (with answers).
===Question
What is the primary initiator and object of interaction in live communication?
===Choices
Picture
Scene
Camera
Actor
Dialogue
Director
Stage
Costume
Script
Audience | Actor | general_qa | 51 |
The following is a multiple choice question (with answers).
===Question
______ refers to the pattern formed by the combination, proportion, and interconnections of various land types within a specific regional unit. It reflects the characteristics of entirety and stability within a natural regional unit.
===Choices
La... | Land structure | general_qa | 89 |
The following is a multiple choice question (with answers).
===Question
What are the prerequisites for the emergence of religion?
===Choices
The cultivation of specific art forms.
The development of written communication.
The presence of organized government.
The availability of advanced technology.
The satisfaction o... | The satisfaction of human material needs. | general_qa | 74 |
The following is a multiple choice question (with answers).
===Question
Let $x=0.1000$, $y=-0.1011$, use the method of alternating between addition and subtraction with two's complement to find $x / y =$ ().
===Choices
$+0.1001$ and the remainder is $0.1100 \times 2^{-4}$.
$+0.0110$ and the remainder is $0.1111 \times... | $+0.1101$ and the remainder is $0.0111 \times 2^{-4}$. | general_qa | 340 |
The following is a multiple choice question (with answers).
===Question
In a simple ecosystem there exists a field of clover. Mice eat theclover and skunks eat the mice. The skunks are in turn eatenby wolves. According to the ten percent rule of ecologicalefficiency, how much energy would a wolf receive fromthe origina... | Both 10 calories and 10^1 calories are correct | general_qa | 136 |
The following is a multiple choice question (with answers).
===Question
A solenoid is placed inside another solenoid, the length of both being equal carrying same magnitude of current. The other parameters like radius and number of turns are in the ratio 1 : 2 for the two solenoids. The mutual inductance on each other ... | $M_12$ = $M_{21}$ | general_qa | 245 |
The following is a multiple choice question (with answers).
===Question
A uniform circular disc of radius $r$ is placed on a rough horizontal surface and given a linear velocity $v_o$ and angular velocity $\omega$ as shown. The disc comes to rest after moving some distance to the right. It follows that :
===Choices
$$... | $$3{v_0} = 2{\omega _0}r$$ | general_qa | 205 |
The following is a multiple choice question (with answers).
===Question
The probation period typically granted for individuals sentenced to fixed-term imprisonment is indicated by?
===Choices
Four years above the original sentence, but not less than one year
Two years below the original sentence, but not less than thr... | Five years above the original sentence, but not less than one year | general_qa | 158 |
The following is a multiple choice question (with answers).
===Question
Six individuals, including \(\mathrm{A}\) and \(\mathrm{B}\), take seats around
\(\mathrm{a}\) circular table in a completely random fashion. Suppose the seats
are numbered \(1, \ldots, 6\). Let \(X=\) A's seat number and \(Y=\mathrm{B}\) 's
seat n... | 3 | general_qa | 166 |
The following is a multiple choice question (with answers).
===Question
For a batch of 18 tex cotton yarn, the average twist is measured as 76 twists per 10 cm. Calculate the tex-based twist coefficient.
===Choices
323.2
322.4
322.3
322.2
322.0
322.6
322.8
322.7
321.6
322.1 | 322.4 | general_qa | 110 |
The following is a multiple choice question (with answers).
===Question
When measuring dissolved oxygen, the sodium thiosulfate solution used needs to be calibrated ()
===Choices
Every two days
Twice a week
Once a week
Every month
Once a month
Every day
Once a year
Every three days
Every five days
Twice a month | Every day | general_qa | 74 |
The following is a multiple choice question (with answers).
===Question
The precipitate of $Ag_2CrO_4(K_{sp}=1.1\times 10^{-12})$ is obtained when equal volumes of the following are mixed:
===Choices
$10^{-4}M\ Ag^{-}$ and $10^{-2}M\ CrO^{2-}_{4}$
$10^{-5}M\ Ag^{-}$ and $10^{-4}M\ CrO^{2-}_{4}$
$10^{-6}M\ Ag^{-}$ and ... | $10^{-5}M\ Ag^{-}$ and $10^{-3}M\ CrO^{2-}_{4}$ | general_qa | 261 |
The following is a multiple choice question (with answers).
===Question
What is the reason for the compensatory pause following a ventricular premature contraction?
===Choices
A rhythmic excitation of the sinoatrial node falls within the effective refractory period of the atrial premature contraction.
A rhythmic excit... | A rhythmic excitation of the sinoatrial node falls within the effective refractory period of the ventricular premature contraction. | general_qa | 288 |
The following is a multiple choice question (with answers).
===Question
The concentration of (IO_{3})^{-} in the seawater of a certain sea area is 0.4\mu mol/dm^{3}, and the concentration of I is 0.02\mu mol/dm^{3}. Based on this charge pair, calculate the E_{h} and pe values of the seawater at 25°C and pH 8.0.It is kn... | E_{h}=0.74V and pe=12.5 | general_qa | 359 |
The following is a multiple choice question (with answers).
===Question
What is the method called that is used to inhale medication for treating respiratory diseases among various breathing therapy techniques?
===Choices
Aerosol therapy
Nebulizer inhalation therapy
Nebulizer inhalation
Nebulizer inhalation method
Inha... | Nebulizer treatment | general_qa | 106 |
The following is a multiple choice question (with answers).
===Question
What is the number of chromosomes in the cells of the perispern?
===Choices
2N
5N
6N
3N
N
12N
10N
14N
4N
8N | 2N | general_qa | 63 |
The following is a multiple choice question (with answers).
===Question
Given that $\mathbf{2}{g}$ of hydrogen gas is contained in a $20L$ container, if the pressure of the hydrogen gas inside the container is $3.996 \times 10^{3} \mathrm{Pa}$, what is the average translational kinetic energy of a hydrogen molecule?
=... | $$
\approx1. 9 9 \times1 0^{-2 2} \mathrm{~ ( J )}
$$ | general_qa | 374 |
The following is a multiple choice question (with answers).
===Question
What is the main reason for the formation of the Loess Plateau in China?
===Choices
The seismic activity near the Himalayas formed elevated flat terrains.
The accumulation of aeolian sediments stabilized the regional climate patterns.
The depositi... | The uplift of the Tibetan Plateau has created a stable East Asian monsoon system. | general_qa | 168 |
The following is a multiple choice question (with answers).
===Question
Which of the following statements is TRUE regarding Dijkstra's shortest path algorithm?
===Choices
The vertex with the maximum weight among all adjacent vertices is not always included in the shortest path.
The shortest paths from a source to all ... | The condition that the tentative distance from the source to a vertex is the smallest among all current distances is both necessary and sufficient for the vertex to be on the shortest path. | general_qa | 205 |
The following is a multiple choice question (with answers).
===Question
A 68-year-old coal miner with a history of smoking and emphysema develops severe air-flow obstruction and expires. Autopsy reveals a "black lung," with coal-dust nodules scattered throughout the parenchyma and a central area of dense fibrosis. The ... | Macrophages | general_qa | 134 |
The following is a multiple choice question (with answers).
===Question
How many energy storage components are contained in the inertial link?
===Choices
1
5
0
3
8
6
2
9
4
7 | 1 | general_qa | 49 |
The following is a multiple choice question (with answers).
===Question
Fractures that are prone to associated nerve damage are ____.
===Choices
Internal radial fracture, Upper radius fracture, Calcaneus shaft fracture
Medial oblique neck of humerus fracture, Upper humerus fracture, Tibial neck fracture
External obliq... | External oblique neck of humerus fracture, Mid humerus fracture, Fibular neck fracture | general_qa | 203 |
The following is a multiple choice question (with answers).
===Question
An observer whose dark-adapted pupil is 5 mm in diameter can observe a star of 6th magnitude towards the zenith (overhead). He now observes with a pair of binoculars having an objective size of 40mm. The sensitivity of the binoculars compared with ... | 10.5 | general_qa | 177 |
The following is a multiple choice question (with answers).
===Question
What is the binding agent in water cannon mud?
===Choices
Salt and mineral crystals
Fireclay
Sand and gravel mixture
Ash and ceramic particles
Charcoal powder
Oil and antirust oil
Cement and limestone
Grass and peat moss
Water
Organic glue and res... | Water | general_qa | 76 |
The following is a multiple choice question (with answers).
===Question
According to the Workmen's Compensation Act 1923 which of the following is considered as an occupational disease
===Choices
Dengue
Tetanus
Tuberculosis
Typhoid
Anthrax
Silicosis
Brucellosis
Leptospirosis
Malaria | Anthrax | general_qa | 79 |
The following is a multiple choice question (with answers).
===Question
What is the first four-track railway in Mainland China?
===Choices
Beijing-Tianjin Intercity Railway
Beijing-Kunming Railway
Shanghai-Nanjing Railway
Beijing-Guangzhou Railway
Beijing-Kowloon Railway
Guangshen Railway
Beijing-Shenzhen Railway
Beij... | Guangshen Railway | general_qa | 98 |
The following is a multiple choice question (with answers).
===Question
What is the value of the integral $\oint_{| z |=3} \frac{\mathrm{e}^{z}} {z \left( z^{2} - 1 \right)} \mathrm{d} z$?
===Choices
$$
2\pi\mathrm{i} \Big( \mathrm{e}-\frac{1} {\mathrm{e}} \Big) \;
$$
$$
\pi\mathrm{i} \Big( \mathrm{e}^{2} +\mathrm{e}^... | $$
\pi\mathrm{i} \Big( \mathrm{e}+\frac{1} {\mathrm{e}}-2 \Big) \;
$$ | general_qa | 430 |
The following is a multiple choice question (with answers).
===Question
A gravity dust fall chamber measuring 2m in length, 2m in width, and 1m in height is used to process dust-laden gas at a rate of $3000 \mathrm{m}^{3}/\mathrm{h}$. The density of the dust particles is known to be $3000 \mathrm{kg}/\mathrm{m}^{3}$, t... | 0.02259mm | general_qa | 296 |
The following is a multiple choice question (with answers).
===Question
Consider all positive integers written in base 7, are alternating 1's and 0's, beginning and ending with 1. How many of these numbers are prime?
===Choices
\boxed{1}
\boxed{4}
\boxed{5}
\boxed{7}
\boxed{6}
\boxed{8}
\boxed{2}
\boxed{3} | \boxed{1} | general_qa | 92 |
The following is a multiple choice question (with answers).
===Question
Move the 25-curie cobalt source from the storage location along the unprotected transport track to the container waiting for irradiation. If the control station is 2 meters away from the transport track and the transfer takes 3 minutes, how much sh... | 8 times | general_qa | 128 |
The following is a multiple choice question (with answers).
===Question
EIGamal encryption system is ______.
===Choices
block cipher method
symmetric key cryptography system
digital signature verification tool
asymmetric key encryption algorithm
Rivest-Shamir-Adleman scheme
symmetric key encryption algorithm
private k... | asymmetric key encryption algorithm | general_qa | 85 |
The following is a multiple choice question (with answers).
===Question
The linear absorption coefficient of X-rays with a certain wavelength passing through water is $0.77 \mathrm{cm}^{-1}$, and the linear absorption coefficient through a certain human tissue is $1.02 \mathrm{cm}^{-1}$. Given that the $k$ value is 100... | $$325H$$ | general_qa | 171 |
The following is a multiple choice question (with answers).
===Question
Calculate the yield, the threshold energy and the project-ile energy for the reaction (^23 _11)Na [(^3 _1)H , ^1n] (^25 _12)Mg with the masses equal to 22.9898, 3.01605, 1.008665 and 24.98584, respectively.
===Choices
Yield: 9.89MeV, Threshold ene... | Yield: 10.59MeV, Threshold energy: No meaning, Projectile energy: 9.89MeV | general_qa | 418 |
The following is a multiple choice question (with answers).
===Question
The band gap of the active layer of the two semiconductor light sources is 1.43 eV and 0.8 eV respectively. What is the wavelength of the central radiation?
===Choices
$$
0. 9 5 \ \mu\mathrm{m}
$$
$$
1.45 \ \mu\mathrm{m}
$$
$$
0. 8 4 \ \mu\mathrm{... | $$
0. 8 7 \ \mu\mathrm{m}
$$
$$
1.55 \ \mu\mathrm{m}
$$ | general_qa | 395 |
The following is a multiple choice question (with answers).
===Question
Given that the density of the solution is $800 \, \mathrm{kg/m}^{3}$, and the speed of sound is $1300 \, \mathrm{m/s}$, try to determine: the critical angle of incidence for a plane wave entering water from this solution; if the angle of incidence ... | $$
6 1. 4^{\circ} ; 0. 9 5
$$ | general_qa | 336 |
The following is a multiple choice question (with answers).
===Question
For the matrix game G1={S1,S2;A}, if player 1's guaranteed minimum payoff is v1, and player 2's guaranteed maximum loss is v2, then it follows that:
===Choices
v1=v2-0.5
v1>v2
v1=v2
v1=v2+1
None of the above answers is correct
v1=v2+0.5
v1≤v2
v1<v... | v1≤v2 | general_qa | 120 |
The following is a multiple choice question (with answers).
===Question
The collision of two balls of equal mass takes place at the origin of coordinates. Before collision, the components of velocities are $(V_x = 50 c m s^{-1}, V_{y} = 0)$ and $(V_{x} = -40 c m s^{-1}$ and $V_{y} = 30 c m s^{-1})$. The first ball com... | 5 and 15 $c m s^{-1}$ | general_qa | 263 |
The following is a multiple choice question (with answers).
===Question
For an angle of incidence of $45^{o}$ at the top of surface of a glass slab as shown in figure, what is the maximum refractive index of glass for total internal reflection? [For water $\mu =\dfrac{4}{3}$]
===Choices
\dfrac{3\sqrt{2}}{2}
\dfrac{3}... | $$\dfrac{4}{3\sqrt{2}}$$ | general_qa | 164 |
The following is a multiple choice question (with answers).
===Question
One of the reaction that take place in producing steel from iron ore is the reduction of iron (II) oxide by carbon monooxide to give iron metal and carbon dioxide.
$FeO + CO\left( g \right) \mathbin{\lower.3ex\hbox{$\buildrel\textstyle\rightarrow\o... | $${P_CO}=1.2,{P_C{O_2}} = 0.3$$ | general_qa | 445 |
The following is a multiple choice question (with answers).
===Question
What are the psychological components of motivation, needs, interests, and worldviews?
===Choices
Environmental factors
Psychological state
Cognitive functions
Personality traits
Psychodynamic
Mental process
Social influences
Behavioral patterns
E... | Psychodynamic | general_qa | 69 |
The following is a multiple choice question (with answers).
===Question
The grade of a copper ore is 0.5% to 3.0%. There is a batch of basic analysis samples. 100 samples are taken for internal inspection. The relative error is calculated using $\mathrm{RE} = \left[ \frac{|C_1 - C_2|}{C_1 + C_2} \right] \times 100%$. B... | Unqualified, the samples that exceed the tolerance must be re-inspected or the sampling ratio must be increased for inspection | general_qa | 292 |
The following is a multiple choice question (with answers).
===Question
The condition that must be met for a certain process AH=0 is ().
===Choices
Isothermal adiabatic event involving only kinetic work but irreversible.
Isothermal adiabatic process involving only volume work and reversible in nature.
Adiabatic isobar... | Isothermal adiabatic process involving only volume work and reversible in nature. | general_qa | 179 |
The following is a multiple choice question (with answers).
===Question
Who first proposed the concept of media literacy?
===Choices
Aspen Media Literacy Education Leadership Association in 1992
Frank Raymond Leavis and Dennis Thomas
Aspen Media Literacy Education Leadership Association in 1995
Bembagdi Ken and John L... | Frank Raymond Leavis and Dennis Thomas | general_qa | 72 |
The following is a multiple choice question (with answers).
===Question
Calculate the mixing entropy of 100 mL of a styrene-xylene solution with a concentration of 0.01 mol·L at 20 °C is().The density of xylene at 20 °C is $0.861 \mathrm{g \cdot cm^{-3}}$.
===Choices
$$
0. 1 0 5 \ ( \mathrm{J} \cdot\mathrm{K}^{-1} )
$... | $$
0. 0 6 4 \ ( \mathrm{J} \cdot\mathrm{K}^{-1} )
$$ | general_qa | 383 |
The following is a multiple choice question (with answers).
===Question
Thallium chloride (atomic mass $= 240 $ g mol$^{-1}$) crystallises in either a simple cubic lattice or a face centered cubic lattice with chloride ions at the face-centres and $Ti^+$ ions in the holes. If the density of the solid is $9.0$ g cm$^{-3... | SC | general_qa | 133 |
The following is a multiple choice question (with answers).
===Question
As a characteristic interval, the interval ♯d1-c2 may belong to which of the following keys?
===Choices
E natural major
E melodic minor
C natural minor
E harmonic major | E harmonic major | general_qa | 55 |
The following is a multiple choice question (with answers).
===Question
When a copper rod is immersed in a Cu$SO_{\mathrm{2}}$ solution at 18°C, the equilibrium potential of the system is measured at 0.31V, with an exchange current density of $1.3 \times 10^{-9} \mathrm{A/cm}^{2}$ and a transfer coefficient $\overright... | $$
= 2. 9 7 A / c m^{2}
$$ | general_qa | 318 |
The following is a multiple choice question (with answers).
===Question
The cavity length of the helium-neon laser is 1 m, and the discharge tube diameter is 2 mm. The reflectivities of the two mirrors are 100% and 98%, with a single-pass diffraction loss rate of $8 = 0.04$. Given that $I_c = 0.1 \text{ W/mm}^2$, $\mat... | $$
2 5. 1 3 m w
$$
$$
7. 8 m w
$$ | general_qa | 479 |
The following is a multiple choice question (with answers).
===Question
In a compound of molecular formula $A_mB_n$:
===Choices
$n \times moles$ of $A = n \times moles$ of $B = (m - n) \times moles$ of $A_mB_n$
$n \times moles$ of $A = m \times moles$ of $B = (m - n) \times moles$ of $A_mB_n$
number of moles of A, B a... | number of equivalents of A, B and $A_mB_n$ are same | general_qa | 277 |
The following is a multiple choice question (with answers).
===Question
French vocational high schools are institutions that implement (), and are an important supplement to compulsory education.
===Choices
extended primary vocational curriculum
optional tertiary vocational modules
short-term secondary vocational educ... | short-term secondary vocational education | general_qa | 93 |
The following is a multiple choice question (with answers).
===Question
When $0.05$ M dimethyl amine is dissolve in $0.1$M NaOH solution then the percentage dissociation of dimethyl amine is? $(K_b)_{(CH_2)_2NH}=5\times 10^{-4}$.
===Choices
$$5 \times 10^{-10}$$
$$5\times 10^{-3}$$
$$5\times 10^{-1}$$
$$5 \times 10^{-... | $$5\times 10^{-1}$$ | general_qa | 196 |
The following is a multiple choice question (with answers).
===Question
During a humanitarian medical mission in rural Vietnam, a medical resident encounters a 50-year-old man with a year-long history of a pruritic rash on his upper body and face, along with numbness and tingling sensation of both of his palms. He most... | Leprosy | general_qa | 249 |
The following is a multiple choice question (with answers).
===Question
Which of the following diseases is unlikely to cause fibrous connective tissue glass like transformation ( ).
===Choices
Tuberculous miliary pleurisy
Chronic superficial gastritis
Bacterial meningitis inflammation
Fibrocystic changes in breast
Chr... | Chronic superficial gastritis | general_qa | 106 |
The following is a multiple choice question (with answers).
===Question
Patient, male, 60 years old. Prostate hypertrophy removal was performed. What should be the solution of choice when performing bladder irrigation postoperatively?
===Choices
1% iodine solution
0.25% peracetic acid
0.1% acetic acid solution
2% form... | 0.02% furacillin | general_qa | 128 |
The following is a multiple choice question (with answers).
===Question
The refractive indices of the uniform optical fiber core and cladding are $n_{1} = 1.50 \,, \, \, n_{2} = 1.45$. Calculate the maximum time delay difference $\Delta\tau_{\operatorname*{max}}$ caused by the optical path difference of meridional rays... | 0.16ns | general_qa | 164 |
The following is a multiple choice question (with answers).
===Question
The mirror surface of the condenser mirror of the searchlight is a surface of rotation, whose shape is formed by a curve $L$ on the $x O y$ coordinate surface rotated about the $x$ axis. According to the performance requirements of the condenser mi... | $$y^{2}=2 C_{1} \left( x+\frac{C_{1}} {2} \right)$$ | general_qa | 412 |
The following is a multiple choice question (with answers).
===Question
What are the main points of first aid for multiple rib fractures?
===Choices
Administer oxygen and closely observe breathing patterns
Monitor breathing irregularities and stabilize rib cage position
Control paradoxical breathing and keep the airwa... | Control paradoxical breathing and keep the airway open | general_qa | 122 |
The following is a multiple choice question (with answers).
===Question
The ethical theory embodied in 'The gentleman understands righteousness, the petty person understands profit' is ( )
===Choices
Ethical Relativism
Utilitarianism
Virtue Ethics
Effectivism
Kantianism
Ethical Egoism
Deontology
Consequentialism | Deontology | general_qa | 72 |
The following is a multiple choice question (with answers).
===Question
For first and second-level renovation and expansion projects, a survey of the vadose zone pollution status should be conducted near the main facilities or equipment that may cause groundwater pollution. The general principle for sampling the vadose... | Take one sample within the depth range of 0-20cm, and determine the samples at other depths based on the characteristics of the pollution source, the lithology of the vadose zone, and the structural characteristics. | general_qa | 462 |
The following is a multiple choice question (with answers).
===Question
Regarding the legislation on private international law, what legislative model was adopted by the 1804 French Civil Code?
===Choices
Nationalized unified chapters
Autonomous regional laws
Comprehensive legal framework
Fragmented legislation
Code-b... | Fragmented legislation | general_qa | 83 |
The following is a multiple choice question (with answers).
===Question
A rectangular broad crested weir is 30 ft long and is known to have a discharge coefficient of 0.7. Determine the discharge if the upstream water level is 2 ft over the crest.
===Choices
456cfs
520cfs
485cfs
510cfs
490cfs
476cfs
500cfs
430cfs
465c... | 476cfs | general_qa | 118 |
The following is a multiple choice question (with answers).
===Question
A rigid air storage tank with a volume of 0.027 m³ contains air at a pressure of $7 \times 10^{5}Pa$ and a temperature of$20^{\circ} \mathrm{C}$. The tank is equipped with an exhaust valve that opens when the pressure reaches \($8.75 \times 10^{5}$... | $$
0. 0 0 9 k g
$$ | general_qa | 306 |
The following is a multiple choice question (with answers).
===Question
When the pressure of water increases by one atmosphere, what is the density of water?
===Choices
1/15000
1/5000
1/30000
1/1000
1/2000
1/8000
1/4000
1/20000
1/35000
1/2500 | 1/20000 | general_qa | 107 |
The following is a multiple choice question (with answers).
===Question
A pipe is cooled internally by forced convection from the flow of a non-Newtonian fluid. The pipe is 5 ft. long, with a diameter of 1 in. The flow is measured at 600Ibm/hr, and the wall surface temperature is 200°F. Assume it is a laminar flow of a... | 130°F | general_qa | 271 |
The following is a multiple choice question (with answers).
===Question
A single-impact test soil sample has a volume of $1000 \, \text{cm}^{3}$, with a measured density of $\rho = 1.95 \, \text{t/m}^{3}$ and a moisture content of $w = 18\%$. How much water needs to be added to prepare a soil sample with $w = 20\%$?
=... | 0.34kg | general_qa | 164 |
The following is a multiple choice question (with answers).
===Question
The DEVA model regards ( ) as the fundamental source of corporate value creation.
===Choices
Company Employees
Marketing Strategies
Technological Advances
Corporate Policies
Product
Internal Company Assets
User Resources
Financial Reports
Market T... | User Resources | general_qa | 63 |
The following is a multiple choice question (with answers).
===Question
What is the meristematic tissue that lies between the mature tissues and divides for a limited time?
===Choices
Peripheral meristematic tissue
Apical meristematic tissue
Internal meristematic tissue
External meristematic tissue
Integral meristemat... | Interstitial meristematic tissue | general_qa | 99 |
The following is a multiple choice question (with answers).
===Question
Since a historical flood is the largest since the year it occurred, what is the recurrence interval of this extraordinary flood?
===Choices
N = Design Year + Occurrence Year + 1
N = Occurrence Year - Design Year
N = Design Year + Occurrence Year
N... | N = Design Year - Occurrence Year | general_qa | 152 |
The following is a multiple choice question (with answers).
===Question
On what month, day, and year was Debbie Allen honored for her contributions to dance and presented with a Lifetime Achievement Award by Nia Peeples at The Carnival: Choreographer's Ball 10th anniversary show?
===Choices
February 4, 2010
February 4... | February 4, 2009 | general_qa | 161 |
The following is a multiple choice question (with answers).
===Question
A certain commodity sold on the market is supplied by three manufacturers at the same time, and the supply of the first manufacturer is twice that of the second manufacturer. Three or two manufacturers are equal, and first. The defective rate of tw... | 0.4 | general_qa | 140 |
The following is a multiple choice question (with answers).
===Question
A cylindrical specimen of cold-worked steel has a Brinell hardness of 240.
If the specimen remained cylindrical during deformation and its original radius was 10 mm (0.40 in.), determine its radius after deformation.is().
===Choices
$$
10. 0 5 \ \... | $$
9. 1 1 \ \mathrm{m m} \ \ ( 0. 3 6 4 \ \mathrm{i n} )
$$ | general_qa | 431 |
The following is a multiple choice question (with answers).
===Question
What is the primary means of modeling in sketching?
===Choices
Light and Shadow
Lines
Shading and Contrast
Texture and Detail
Hatching and Cross-Hatching
Composition and Balance
Color and Tone
Perspective and Depth
Contour
Observation and Comparis... | Lines | general_qa | 70 |
The following is a multiple choice question (with answers).
===Question
If the geostrophic wind is 8m/s and the deviatoric wind is perpendicular to the geostrophic wind with a magnitude of 2m/s, what is the rate of change of the horizontal kinetic energy per unit mass of air at 45° $\mathbf{N}$ with respect to time?
=... | $1.65\times10^{-3}m^2\cdot s^{-2}$ | general_qa | 302 |
The following is a multiple choice question (with answers).
===Question
Make a rough estimate of how long it will take for Earth's rotation period to reach $4 7$ days, at which time it will be synchronized with the Moon's orbital period.
===Choices
$$
1. 5 \times1 0^{1 0} \mathrm{~ y r}
$$
$$
7. 0 \times1 0^{1 0} \mat... | $$
2. 4 \times1 0^{1 1} \mathrm{~ y r}
$$ | general_qa | 300 |
The following is a multiple choice question (with answers).
===Question
Which enzyme's activity significantly increases in skeletal muscles during exercise?
===Choices
Pyruvate dehydrogenase
Fumarase enzyme
Lactate dehydrogenase
Malate dehydrogenase
Isocitrate dehydrogenase
Citrate synthase
Creatine kinase
Acetyl-CoA ... | Creatine kinase | general_qa | 105 |
The following is a multiple choice question (with answers).
===Question
In the method of calculating value-added tax, the one that does not directly calculate the value-added amount, but calculates it based on sales revenue, deducts the tax paid on legally purchased goods, and uses the balance as the value-added tax pa... | tax deduction method | general_qa | 111 |
The following is a multiple choice question (with answers).
===Question
What is the Laplace transform of function $\mathbf{f} ( \mathbf{t} )=\mathbf{t} \mathbf{e}^{-4 \mathbf{t}} \mathrm{c o s} [ 2 ( \mathbf{t}-\mathbf{1} ) ] \mathbf{u} ( \mathbf{t}-\mathbf{1} )$?
===Choices
$$\frac{\mathrm{e}^{-s-4} [ ( s+4 )^{2} ( s... | $$\frac{\mathrm{e}^{-s-4} [ ( s+4 )^{2} ( s+5 )+4 s+1 2 ]} {[(s+4 )^{2}+4 ]^{2}}$$ | general_qa | 640 |
The following is a multiple choice question (with answers).
===Question
In an advertisement on 17 June 1834 in the Halifax Times, Joseph Toler (Canadian artist/gold and silversmith) stated he had moved to what hotel to begin offering "likenesses"?
===Choices
The Grover Hotel and Boarding Inn.
The Grover Inn.
Mrs Grove... | Mrs Grover's Hotel. | general_qa | 125 |
The following is a multiple choice question (with answers).
===Question
When an individual has recovered, but still indulges in the patient role, doubting and feeling disappointed in their own abilities, and fearing the roles they should normally undertake, this refers to the patient's behavior exceeding the intensity ... | Patient Role Reinforcement | general_qa | 124 |
The following is a multiple choice question (with answers).
===Question
How many planetary scale systems affect precipitation in China?
===Choices
9
2
4
3
6
8
1
7
10
5 | 4 | general_qa | 47 |
The following is a multiple choice question (with answers).
===Question
Which of the following terms describes a tumor most accurately?
===Choices
Growth anomaly
Enlargement
Dysplasia
Neoplasm
Lump
Nodule
Carcinoma | Dysplasia | general_qa | 55 |
The following is a multiple choice question (with answers).
===Question
Different liquids have ______ viscosities, while the viscosity of the same liquid decreases with an ______ in temperature.
===Choices
Similar, increases
Different, increases
Similar, decreases
Same, decreases
Identical, decreases
Identical, remain... | Different, decreases | general_qa | 83 |
The following is a multiple choice question (with answers).
===Question
A parallel plate capacitor of plate area $A$, plate separation $d$ and capacitance $C$ is filled with three different dielectric materials having dielectric constants $K_1, K_2$ and $K_3$. If a single dielectric material is to be used to having the... | $$\dfrac {1}{K}=\dfrac {K_1K_3}{K_1+K_3}+\dfrac{K_{2}K_{3}}{K_{2}+K_{3}}$$ | general_qa | 578 |
The following is a multiple choice question (with answers).
===Question
Which German surgeon is often called the father of German surgery?
===Choices
Wilhelm Fabricius von Hilden.
Wilhelm Fabricius Hildenbach.
Wilhelm Fabricius von Hildenbach.
Wilhelm Fabricius von Hildenburg.
Wilhelm Fabricius Hilden.
Wilhelm Fabrici... | Wilhelm Fabricius von Hilden. | general_qa | 79 |
The following is a multiple choice question (with answers).
===Question
The following inequality is correct ( )
===Choices
(x + y)e^{x + y} < x e^{x} + y e^{2y} \quad (x > 0, y > 0, x \ne y)
\( (x + y)e^{x + y} < x e^{x} + y e^{y} \quad (x > 0, y > 0, x \ne y) \)
(x + y)e^{x + y} < x e^{x + y} + y e^{x} \quad (x > 0, ... | \( (x + y)e^{x + y} < x e^{2x} + y e^{2y} \quad (x > 0, y > 0, x \ne y) \) | general_qa | 461 |
The following is a multiple choice question (with answers).
===Question
The piston crevice between the piston top land and cylinder wall, above the first ring, is the major source of engine-out hydrocarbon emissions.
Unburned mixture in the cylinder is forced into this crevice as the cylinder pressure increases and flo... | 0.057, 0.026 | general_qa | 563 |
The following is a multiple choice question (with answers).
===Question
What is the starting tractive effort of a Railpower GG20B in kilonewtons?
===Choices
355.0
356.9
355.8
356.0
355.9
355.7
354.9
355.3
355.5
355.4 | 355.9 | general_qa | 97 |
The following is a multiple choice question (with answers).
===Question
The dynamics of biological communities should encompass at least three aspects: aside from the internal dynamics of the community, what else is involved in the evolution of biological communities on Earth?
===Choices
Dispersal of Communities
Habit... | Succession of Communities | general_qa | 99 |
The following is a multiple choice question (with answers).
===Question
The Andromeda Galaxy is approaching our Galaxy with a radial welocity of 120 km/s. Given the galaxies' present separation of 800 kpc, and neglecting both the transverse component of the velocity and the effect of gravity in accelerating the motion,... | 6.5 billion years | general_qa | 142 |
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