Question stringlengths 2 3k | label int64 0 1 |
|---|---|
What period in history was anatomical studies of nerves greatly increased? | 0 |
How did Kejriwal solve the drug problem in Delhi? | 0 |
Besides the language of Kannada, what other old language was used during the western Chalukya dynasty? | 0 |
15. BOD stands for :
(a) Biochemical Oxidation Demand
(b) Biological Oxygen Demand
(c) Biochemical Oxygen Demand
(d) Bacterial Oxidation Demand | 1 |
Why don't gay American people in society like footballers, actors, and musicians just come out? | 0 |
1. An artificial satellite of the moon revolves in a circular orbit whose radius exceeds the radius of the moon $\eta$ times. The process of motion the satellite experiences a slight resistance due to cosmic dust. Assuming the resistance force to depend on the velocity of the satellite as $F=\alpha v^{2}$, where $\alph... | 1 |
51. If $z=(\lambda+3)-i \sqrt{5-\lambda^{2}}$, then the locus of $z$ is
a. ellipse
b. semicircle
c. parabola
d. straight line | 1 |
How can you stop all the negative thoughts about yourself and move on? | 0 |
How do you make malt liquor taste better? | 0 |
Can a it student be helpful by taking IIBF exam? | 0 |
14. 1 mole of a diatomic element $X_2$ contains 34 and 40 moles of electrons and neutrons respectively. The isotopic formula of the element is
(a) ${ }_{34}^{74} \mathrm{X}$
(b) ${ }_{17}^{37} \mathrm{X}$
(c) ${ }_{34}^{40} \mathrm{X}$
(d) ${ }_{20}^{40} \mathrm{X}$ | 1 |
Who is the best painter ever? | 0 |
which outsider parties considered unacceptable to work with? | 0 |
15. If $50 \%$ of a reaction occurs in 100 seconds and $75 \%$ of the reaction occurs in 200 seconds, the order of this reaction is:
(a) 2
(b) 3
(c) Zero
(d) 1 | 1 |
What empire stopped Arab invasions? | 0 |
9. If $y=\left(x+\sqrt{x^{2}+a^{2}}\right)^{n}$, then $\frac{d y}{d x}$ is
a. $\frac{n y}{\sqrt{x^{2}+a^{2}}}$
b. $-\frac{n y}{\sqrt{x^{2}+a^{2}}}$
c. $\frac{n x}{\sqrt{x^{2}+a^{2}}} \quad$ d. $-\frac{n x}{\sqrt{x^{2}+a^{2}}}$ | 1 |
4.31 What do you understand by bond pairs and lone pairs of electrons? Illustrate by giving one exmaple of each type. | 1 |
32. In Young's double slit experiment, the separation between the slits is halved and the distance between the slits and the screen is doubled. The fringe width is
(a) unchanged
(b) halved
(c) doubled
(d) quadrupled | 1 |
4.The increasing order of the reactiviy of the following compounds in nucleophilic addition reaction is :
Propanal, Benzaldehyde, Propanone, Butanone
(a) Benzaldehyde $<$ Butanone $<$ Propanone $<$ Propanal
(b) Butanone $<$ Propanone $<$ Benzaldehyde $<$ Propanal
(c) Propanal $<$ Propanone $<$ Butanone $<$ Benzald... | 1 |
What does an IQ test measure? | 0 |
What movement rose in the 19th century? | 0 |
Which is the world's richest country and poorest country? | 0 |
56 Rainbows from square drops. Suppose that, on some surreal world, raindrops had a square cross section and always fell with one face horizontal. Figure 33-56 shows such a falling drop, with a white beam of sunlight incident at $\theta=70.0^{\circ}$ at point $P$. The part of the light that enters the drop then travels... | 1 |
10.8 Explain why can alkali and alkaline earth metals not be obtained by chemical reduction methods? | 1 |
(i) $\frac{d^{2} y}{d x^{2}}+5 x\left(\frac{d y}{d x}\right)^{2}-6 y=\log x$ | 1 |
What are some things new employees should know going into their first day at Harbinger Group? | 0 |
Are Liberals not concerned that Hillary Clinton has a reputation for being pro war? | 0 |
36. Which of the following nuclides are isobars?
(a) ${ }_{21}^{40} \mathrm{Sc}$ and ${ }_{21}^{42} \mathrm{Sc}$
(b) ${ }_{18}^{40} \mathrm{Ar}$ and ${ }_{21}^{40} \mathrm{Sc}$
(c) ${ }_{18}^{40} \mathrm{Ar}$ and ${ }_{19}^{41} \mathrm{~K}$
(d) none of these | 1 |
17. An open pipe is in resonance in 2 nd harmonic with frequency $f_{1}$. Now one end of the tube is closed and frequency is increased to $f_{2}$ such that the resonance again occurs in $n$th harmonic. Choose the correct option.
(a) $n=3, f_{2}=(3 / 4) f_{1}$
(b) $n=3, f_{2}=(5 / 4) f_{1}$
(c) $n=5, f_{2}=\frac{5}{4}... | 1 |
Among the Southeast Asian countries, which country has the most populous Muslims among them? | 0 |
Is this phrase a metaphor? | 0 |
How can I apply for financial aid for multiple classes at Coursera? | 0 |
118. If $\theta=3 \alpha$ and $\sin \theta=\frac{a}{\sqrt{a^{2}+b^{2}}}$ The value of the expression $a \operatorname{cosec} \alpha-b \sec \alpha$ is
a. $\frac{a}{\sqrt{a^{2}+b^{2}}}$
b. $2 \sqrt{a^{2}+b^{2}}$
c. $a+b$
d none of these | 1 |
26. Angles between tangents at $A$ and $C$ is
a. $90^{\circ}$
b. $120^{\circ}$
c. $60^{\circ}$
d. $150^{\circ}$ | 1 |
How are job opportunities in Germany for an Indian student with a Master's in mechanical engineering? | 0 |
What do you think of modi's speech in kerala election campaign recently? | 0 |
29. The solution of $\left(x^{2}+x y\right) d y=\left(x^{2}+y^{2}\right) d x$ is
a. $\log x=\log (x-y)+\frac{y}{x}+c$
b. $\log x=2 \log (x-y)+\frac{y}{x}+c$
c. $\log x=\log (x-y)+\frac{\dot{x}}{y}+c$
d. None of these | 1 |
Do you like asking or answering on Quora? | 0 |
Who argued that scholars in the Middle Ages were rarely coerced by the Church? | 0 |
(b) Fill in the blanks in the following conversions:
(i) $1 \mathrm{~km}=$ $\qquad$ $\mathrm{mm}=$ $\qquad$ pm
(ii) $1 \mathrm{mg}=$ $\qquad$ $\mathrm{kg}=$ $\qquad$ ng
(iii) $1 \mathrm{~mL}=$ $\qquad$ $\mathrm{L}=$ $\qquad$ $\mathrm{dm}^{3}$ | 1 |
68. Aqueous solutions of $\mathrm{HNO}_{3}, \mathrm{KOH}, \mathrm{CH}_{3} \mathrm{COOH}$ and $\mathrm{CH}_{3} \mathrm{COONa}$ of identical concentrations are provided. The pair(s) of solutions which form a buffer upon mixing is(are)
(a) $\mathrm{HNO}_{3}$ and $\mathrm{CH}_{3} \mathrm{COOH}$
(b) $\mathrm{KOH}$ and $\m... | 1 |
77. If $\vec{a}$ and $\vec{b}$ are two unit vectors inclined at an angle $\pi / 3$, then $\{\vec{a} \times(\vec{b}+\vec{a} \times \vec{b})\} \cdot \vec{b}$ is equal to
a. $\frac{-3}{4}$
b. $\frac{1}{4}$
c. $\frac{3}{4}$
d. $\frac{1}{2}$ | 1 |
46. A large number of liquid drops each of radius ' $\alpha$ ' coalesce to form a single spherical drop of radius $b$. The energy released in the process is converted into kinetic energy of the big drop formed. The speed of big drop will be
(a) $\sqrt{\frac{6 T}{\rho} [\frac{1}{a}-\frac{1}{b}}]$
(b) $\sqrt{\frac{4 T}... | 1 |
What are some interesting startups in India? | 0 |
8. Given
$\mathrm{C}_{\text {(graphite }}+\mathrm{O}_{2}(\mathrm{~g}) \longrightarrow \mathrm{CO}_{2}(\mathrm{~g}) ; \Delta_{r} \mathrm{H}^{\circ}=-393.5 \mathrm{~kJ} \mathrm{~mol}^{-1}$
$\mathrm{H}_{2}(\mathrm{~g})+\frac{1}{2} \mathrm{O}_{2}(\mathrm{~g}) \longrightarrow \mathrm{H}_{2} \mathrm{O}(\mathrm{l}) ; \Delta... | 1 |
22. The value of the integral $\int_{-\pi / 2}^{\pi / 2} x^{2}+\log \frac{\pi-x}{\pi+x} \cos x d x$ is
(a) 0
(b) $\frac{\pi^{2}}{2}-4$
(c) $\frac{\pi^{2}}{2}+4$
(d) $\frac{\pi^{2}}{2}$ | 1 |
Bret Taylor: If I wanted to start a tech based company without any coding experience how would I find someone to help me without giving away my idea? | 0 |
What is The Triple Entente? | 0 |
47. $\tan 20^{\circ}+\tan 40^{\circ}+\sqrt{3} \tan 20^{\circ} \tan 40^{\circ}$ is equal to
a. $\frac{1}{\sqrt{3}}$
b. $\sqrt{3}$
c. $-\frac{1}{\sqrt{3}}$
d. $-\sqrt{3}$ | 1 |
5. Calculate the standard cell potential (in V) of the cell in which following reaction takes place :
$\mathrm{Fe}^{2+}(\mathrm{aq})+\mathrm{Ag}^{+}(\mathrm{aq}) \rightarrow \mathrm{Fe}^{3+}(\mathrm{aq})+\mathrm{Ag}(\mathrm{s})$
Given that
[Main April 8, 2019 (II)]
$$
\mathrm{E}_{\mathrm{Ag}^{+} / \mathrm{Ag}}^{0}=... | 1 |
How do you solve question 8? | 0 |
9. Figure (31-Q3) shows two capacitors connected in series and joined to a battery. The graph shows the variation in potential as one moves from left to right on the branch containing the capacitors.
(a) $C_{1}>C_{2}$
(b) $C_{1}=C_{2}$
(c) $C_{1}<C_{2}$
(d) The information is not sufficient to decide the relation betw... | 1 |
13. In the Hall-Heroult process, aluminium is formed at the cathode. The cathode is made out of:
(a) Pure aluminium
(b) Carbon
(c) Copper
(d) Platinum | 1 |
7. A parallel beam of white light falls on plane of slits separated by a distance $d$. The distance above $O$, at which there will be bright fringe will be :
(a) $\frac{d}{2}$
(b) $\frac{d}{3}$
(c) $\frac{d}{4}$
(d) $\frac{2 d}{3}$
$ and $(-4,3)$ respectively, then $\angle Q P R$ is equal to
(a) $\pi / 2$
(b) $\pi / 3$
(c) $\pi / 4$
(d) $\pi / 6$ | 1 |
29. The maximum value of $[x(x-1)+1]^{\frac{1}{3}}, 0 \leq x \leq 1$ is
(A) $(\frac{1}{3})^{\frac{1}{3}}$
(B) $\frac{1}{2}$
(C) 1
(D) 0 | 1 |
36. In an acute angled triangle $A B C, r+r_{1}=r_{2}+r_{3}$ and $\angle B>\frac{\pi}{3}$, then
a. $b+2 c<2 a<2 b+2 c$
b $b+4 c<4 a<2 b+4 c$
c. $b+4 c<4 a<4 b+4 c$
d. $b+3 c<3 a<3 b+3 c$ | 1 |
- Example 5.8
$A B C D$ is a trapezium such that $A B \| C D$ and $C B$ is perpendicular to them. If $\angle A D B=\theta$,
$$
B C=p \text { and } C D=q, \text { show that } A B=\frac{\left(p^{2}+q^{2}\right) \sin \theta}{p \cos \theta+q \sin \theta}
$$ | 1 |
Who is the smartest human being that's ever lived? | 0 |
Which states have not adopted FRCP? | 0 |
What methodology was in force when Greece submitted its membership qualification? | 0 |
17. A particle is projected with a speed ' $u$ ' from the ground at an angle $\theta$. Find radius of curvature at a point where velocity vector is perpendicular to its initial velocity vector.
(a) $\frac{u \cot ^{2} \theta}{g \sin \theta}$
(b) $\frac{u^{2} \cot ^{2} \theta}{g \sin \theta}$
(c) $\frac{u^{2} \cot \theta... | 1 |
13. For $a=0$, the value of $d$ (maximum value of $\rho$ as shown in the figure) is
(a) $\frac{3 Z e}{4 \pi R^{3}}$
(b) $\frac{3 Z e}{\pi R^{3}}$
(c) $\frac{4 Z e}{3 \pi R^{3}}$
(d) $\frac{Z e}{3 \pi R^{3}}$ | 1 |
Does an atheist believe in ghosts? | 0 |
Which is a better body for a male, hairy or smooth? | 0 |
When did Britain withdraw from Bahrain? | 0 |
13. A reaction at 1 bar is non-spontaneous at low temperature but becomes spontaneous at high temperature. Identify the correct statement about the reaction among the following :
(a) $\Delta \mathrm{H}$ is negative while $\Delta \mathrm{S}$ is positive
(b) Both $\Delta \mathrm{H}$ and $\Delta \mathrm{S}$ are negati... | 1 |
3. In producing a pure spectrum, the incident light is passed through a narrow slit placed in the focal plane of an achromatic lens because a narrow slit (a) produces less diffraction
(b) increases intensity
(c) allows only one colour at a time
(d) allows a more parallel beam when it passes through the lens. | 1 |
In what year did India gain independence? | 0 |
What is the most shocking thing you have seen or heard? | 0 |
In the movie Troy, before the cremation of King Menelaus, two coins had been put on his eyes. I read somewhere that those two coins were for the boatman to take the soul to a different world. Why on the eyes not on the hands or somewhere? | 0 |
4. A force $F$ is applied on a block of mass $M$. The block is displaced through a distance $d$ in the direction of the force. What is the work done by the force on the block? Does the internal energy change because of this work? | 1 |
9.5 Two wires of diameter 0.25 cm , one made of steel and the other made of brass are loaded as shown in Fig. 9.13. The unloaded length of steel wire is 1.5 m and that of brass wire is 1.0 m . Compute the elongations of the steel and the brass wires.
![](https://cdn.pureessence.tech/2329d56c-cf43-4d17-b23f-0a540e886c... | 1 |
How do I insert sd card on Samsung galaxy on7? | 0 |
9. A uniform capillary tube of inner radius $r$ is dipped vertically into a beaker filled with water. The water rises to a height $h$ in the capillary tube above the water surface in the beaker. The surface tension of water is $\sigma$. The angle of contact between water and the wall of the capillary tube is $\theta$. ... | 1 |
How do I react when my girlfriend tells me a guy confessed to have a liking on her? | 0 |
Who does Christianity share roots with? | 0 |
Example 5.85 Find the number of ways in which the number 300300 can be split into 2 factors which are relatively prime. | 1 |
Who was the first to design architecture environmentally? | 0 |
4. An ellipse has $O B$ as a semi-minor axis, $F, F^{\prime}$ as its foci and the angle $\angle F B F^{\circ}$ is a right angle. Then, find the eccentricity of the ellipse | 1 |
How much better is the MacBook Air 13", 2013 than the MacBook Pro 13" with retina display, early 2015? | 0 |
1. A light wave can travel
(a) in vacuum (b) in vacuum only
(c) in a material medium (d) in a material medium only. | 1 |
Which two philosophers contrasted "culture" with the state of nature? | 0 |
18. According to Moseley's law, the ratio of the slope of graph between $\sqrt{f}$ and $Z$ for $K_{\beta}$ and $K_{\alpha}$ is
(a) $\sqrt{\frac{32}{27}}$
(b) $\sqrt{\frac{27}{32}}$
(c) $\sqrt{\frac{5}{36}}$
(d) $\sqrt{\frac{36}{5}}$ | 1 |
Who is good for India, Trump or Clinton? | 0 |
53. A person always prefers to eat 'parantha' and 'vegetable dish' in his meal. How many ways can he make his platter in a marriage party if there are three types of paranthas, four types of 'vegetable dish', three types of 'salads' and two types of 'sauces?'?
a. 3360
b. 4096
c. 3000
d. none of these | 1 |
What is the funniest joke you ever told, heard, or read? | 0 |
54. A ball is to be shot from level ground with a certain speed. Figure $4-45$ shows the range $R$ it will have versus the launch angle $\theta_{0}$. The value of $\theta_{0}$ determines the flight time; let $t_{\text {max }}$ represent the maximum flight time. What is the least speed the ball will have during its flig... | 1 |
What is the most badass thing about Augustus of Rome? | 0 |
9. A particle of charge $q$ and mass $m$ moves in a circular orbit of radius $r$ with angular speed $\omega$. The ratio of the magnitude of its magnetic moment to that of its angular momentum depends on
(a) $\omega$ and $q$
(b) $\omega, q$ and $m$
(c) $q$ and $m$
(d) $\omega$ and $m$ | 1 |
How could Kinsey have avoided losing this crucial information? | 0 |
5. The area of cross section of the two arms of a hydraulic press are $1 \mathrm{~cm}^{2}$ and $10 \mathrm{~cm}^{2}$ respectively (figure 13-W3). A force of $5 \mathrm{~N}$ is applied on the water in the thinner arm. What force should be applied on the water in the thicker arm so that the water may remain in equilibriu... | 1 |
9. $(4 x+2) \sqrt{x^{2}+x+1}$ | 1 |
9. A multiple choice examination has 5 questions. Each question has three alternative answers of which exactly one is correct. The probability that a student will get 4 or more correct answers just by guessing is (2013 Main)
(a) $\frac{17}{3^{5}}$
(b) $\frac{13}{3^{5}}$
(c) $\frac{11}{3^{5}}$
(d) $\frac{10}{3^{5}}$ | 1 |
4.7 Given $\mathbf{a}+\mathbf{b}+\mathbf{c}+\mathbf{d}=\mathbf{0}$, which of the following statements are correct:
(a) $\mathbf{a}, \mathbf{b}, \mathbf{c}$, and $\mathbf{d}$ must each be a null vector,
(b) The magnitude of $(\mathbf{a}+\mathbf{c})$ equals the magnitude of $(\mathbf{b}+\mathbf{d})$,
(c) The magnitude... | 1 |
How did trump win the presidential election? | 0 |
What marking elements are required for classified information? | 0 |
36. If $\left|\begin{array}{ccc}x^{n} & x^{n+2} & x^{2 n} \\ 1 & x^{a} & a \\ x^{n+5} & x^{a+6} & x^{2 n+5}\end{array}\right|=0, \forall x \in R$, where $n \in N$, then value of ' $a$ ' is
a. $n$
b. $n-1$
c. $n+1$
d. none of these | 1 |
To what degree do variations in the Old Testament alter the meaning? | 0 |
3. Two events take place simultaneously at points $A$ and $B$ as seen in the lab frame. They also occur simultaneously in a frame moving with respect to the lab in a direction
(a) parallel to $A B$
(b) perpendicular to $A B$
(c) making an angle of $45^{\circ}$ with $A B$
(d) making an angle of $135^{\circ}$ with $A B$. | 1 |
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