Question stringlengths 2 3k | label int64 0 1 |
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Who are the best startup lawyers in NYC and why? | 0 |
5. A point object is placed on the principal axis of a concave mirror of focal length $20 \mathrm{~cm}$. At this instant object is given a velocity $v$ towards the axis (event-1) or perpendicular to axis (event-2). Then, speed of image
(a) In event-1 is $2 v$
(b) In event- 1 is $4 v$
(c) In event- 2 is $2 v$
(A) bridged bicyclic
(B) fused bicyclic
(C) spiro bicyclic
(D) bridged tricyclic | 1 |
What exactly do you do for a living? | 0 |
What are some of the silliest Quora questions? | 0 |
27. When $\mathrm{PbO}_{2}$ reacts with conc. $\mathrm{HNO}_{3}$, the gas evolved is
(a) $\mathrm{NO}_{2}$
(b) $\mathrm{O}_{2}$
(c) $\mathrm{N}_{2}$
(d) $\mathrm{N}_{2} \mathrm{O}$ | 1 |
Ex. 6. 0.2864 g of Cu was deposited on passage of a current of 0.5 ampere for 30 minutes through a solution of copper sulphate. What is the electrochemical equivalent of copper?
(1 F = 96500 coulombs) | 1 |
Do you ever had sex with your sister? | 0 |
French comics are also known as what? | 0 |
23. If the first and the $n^{\text {th }}$ term of a G.P. are $a$ and $b$, respectively, and if P is the product of $n$ terms, prove that $\mathrm{P}^{2}=(a b)^{n}$. | 1 |
What are the worst consequences of NAFTA? | 0 |
12. A steel ball of mass $m$ falls in a viscous liquid with terminal velocity $v$, then the steel ball of mass $8 \mathrm{~m}$ will fall in the same liquid with terminal velocity
(a) $v$
(b) 40
(c) $8 v$
(d) $16 \sqrt{2} v$ | 1 |
Homeostasis is defined as what? | 0 |
How do I use a bot in Clash of Clans? | 0 |
20. A liquid of density $\rho$ is coming out of a hose pipe of radius a with horizontal speed $v$ and hits a mesh. $50 \%$ of the liquid passes through the mesh unaffected. $25 \%$ looses all of its momentum and $25 \%$ comes back with the same speed. The resultant pressure on the mesh will be:
(a) $\frac{1}{4} \rho v^... | 1 |
Along with the Renaissance, during what period were the Middle Ages disparaged? | 0 |
Is petrol prices in India are actually decreasing or is it just a gossip to Mr Modi's popularities? | 0 |
26. The process of hydrolysis is
(a) always exothermic
(b) always endothermic
(c) either exothermic or endothermic
(d) neither exothermic nor endothermic | 1 |
Do Apple Airpods use bluetooth, or something else? What about when they are being used paired with an iPhone 6, is it still the same? | 0 |
Do people become more bored with sex as they grow older? | 0 |
What are your top 5 movies for 2016? | 0 |
11. A conducting circular loop of radius $r$ carries a constant current $i$. It is placed in a uniform magnetic field $\mathbf{B}_{0}$ such that $\mathbf{B}_{0}$ is perpendicular to the plane of the loop. The magnetic force acting on the loop is
(a) $\operatorname{ir} \mathbf{B}_{0}$
(b) $2 \pi i r \mathbf{B}_{0}$
(c... | 1 |
6. If $n$ be a positive integer, prove that
$$
\begin{array}{r}
1-2 n+\frac{2 n(2 n-1)}{2!}-\frac{2 n(2 n-1)(2 n-2)}{3!}+\cdots \\
+(-1)^{n-1} \frac{2 n(2 n-1) \cdots(n+2)}{(n-1)!}
\end{array}
$$
$$
=(-1)^{n+1}(2 n)!/ 2(n!)^{2}
$$ | 1 |
5. The electrostatic energy of $Z$ protons uniformly distributed throughout a spherical nucleus of radius $R$ is given by
$$
E=\frac{3}{5} \frac{Z(Z-1) e^{2}}{4 \pi \varepsilon_{0} R}
$$
The measured masses of the neutron ${ }_{1}^{1} \mathrm{H},{ }_{7}^{15} \mathrm{~N}$ and ${ }_{8}^{15} \mathrm{O}$ are $1.008665 \m... | 1 |
Which is the easiest programming language to master? | 0 |
65. After completion of the reactions (I and II), the organic compound(s) in the reaction mixtures is (are)
. The length of the side of the cube is equal to
 and $\mathrm{NaHC}_{2} \mathrm{O}_{4}$ weighing 2.02 g was dissolved in water and the solution made up to one litre. 10 mL of the solution required 3 mL of 0.1 N NaOH solution for complete neutralisation. In another experiment, 10 mL of t... | 1 |
What is the process of aeroponics? | 0 |
What is New Delhi's rank in Mercer's 2015 quality of living survey? | 0 |
17. $f(x)=\frac{3 x^{2}+a x+a+1}{x^{2}+x-2}$ and $\lim _{x \rightarrow-2} f(x)$ exists, then the value $L O$ of $(a-4)$ is | 1 |
Are we living or are we dying? | 0 |
(b) If the shells $A$ and $C$ are at the same potential, obtain the relation between the radii $a, b$ and $c$. | 1 |
19. The number of ways of choosing $A$ and $B$ such that $A$ and $B$ have no common elements is
a. $3^{n}$
b. $2^{n}$
c. $4^{n}$
d. none of these | 1 |
19. Let $\alpha$ and $\beta$ be non zero real numbers such that $2(\cos \beta-\cos \alpha)+\cos \alpha \cos \beta=1$. Then which of the following is/are true?
(2017 Adv.)
(a) $\sqrt{3} \tan \frac{\alpha}{2}-\tan \frac{\beta}{2}=0$
(b) $\tan \frac{\alpha}{2}-\sqrt{3} \tan \frac{\beta}{2}=0$
(c) $\tan \frac{\alpha}{2... | 1 |
20. If two compounds have the same empirical formula but different molecular fomulae they must have
(a) different percentage composition
(b) different molecular weight
(c) same viscosity
(d) same vapour density | 1 |
When did Doordarshan begin broadcasting in Hyderabad? | 0 |
In what country did the White Huns settle? | 0 |
What was the time span of the Shunga Empire? | 0 |
(b) the coefficient of linear expansion $\alpha$ and | 1 |
7. The energy of a hydrogen like atom (or ion) in its ground state is $-122.4 \mathrm{eV}$. It may be
(a) hydrogen atom
(b) $\mathrm{He}^{+}$
(c) $\mathrm{Li}^{2+}$
(d) $\mathrm{Be}^{3+}$ | 1 |
5. Consider the process on a system shown in figure (26-Q2). During the process, the work done by the system
(a) continuously increases
(b) continuously decreases
(c) first increases then decreases
(d) first decreases then increases.
 Fractional distillation
(b) Differential extraction
(c) Steam distillation
(d) Distillation under reduced pressure | 1 |
6. Let $v_{A}$ and $v_{B}$ be the velocities of the particles $A$ and $B$ respectively at the moment $A$ and $B$ meet after start of the motion. If $u_{A}=5 \mathrm{~ms}^{-1}$ and $u_{B}=15 \mathrm{~ms}^{-1}$, then the magnitude of the difference of velocities $v_{A}$ and $v_{B}$ is
(a) $5 \mathrm{~ms}^{-1}$
(b) $10 \m... | 1 |
2. Solve the equations for $x$ and $y$ : $(3 x)^{\log 3}=(4 y)^{\log 4}, 4^{\log x}=3^{\log y}$. | 1 |
How competitive is the hiring process at Store Capital? | 0 |
How much food should I feed to my dog daily? | 0 |
What Masters Degree makes a perfect match with B.Sc. Chemical Engineering? Y? | 0 |
7. An ideal gas goes from the state $i$ to the state $f$ as shown in figure (26-Q3). The work done by the gas during the process
(a) is positive
(b) is negative
(c) is zero
(d) cannot be obtained from this information.
}{x\left(1+x e^{x}\right)^{2}} d x$. | 1 |
4. Let the parabolas $y=x(c-x)$ and $y=x^{2}+a x+b$ touch each other at the point $(1,0)$, then
a. $a+b+c=0$
b. $a+b=2$
c. $b-c=1$
d. $a+c=-2$ | 1 |
Example 13 How many terms of the G.P. $3, \frac{3}{2}, \frac{3}{4}, \ldots$ are needed to give the $\operatorname{sum} \frac{3069}{512} ?$ | 1 |
15. Initially the spheres $A$ and $B$ are at potentials $V_{A}$ and $V_{B}$ respectively. Now, sphere $B$ is earthed by closing the switch. The potential of $A$ will now become
(a) 0
(b) $V... | 1 |
2. A system of three charges are placed as shown in the figure
If $D>>d$, the potential energy of the system is best given by
(a) $\frac{1}{4 \pi \varepsilon_{0}}-\frac{q^{2}}{d}+\frac{2 ... | 1 |
23.  | 1 |
14. The minimum volume of water required to dissolve $0.1 \mathrm{~g}$ lead (II) chloride to get a saturated solution ( $K_{\mathrm{Sp}}$ of $\mathrm{PbCl}_{2}=3.2 \times 10^{-8}$; atomic mass of $\mathrm{Pb}=207 \mathrm{u}$ ) is :
(a) $1.798 \mathrm{~L}$
(b) $0.36 \mathrm{~L}$
(c) $17.95 \mathrm{~L}$
(d) $0.18 \mat... | 1 |
What are some easy ways to make done extra money online? | 0 |
What is SASO causing discussion and debate about? | 0 |
How can I make an animated GIF? | 0 |
1. $\int_{0}^{1} \frac{x}{x^{2}+1} d x$ | 1 |
(a) the time when distance between them is minimum. | 1 |
6. If 1 litre of $\mathrm{N}_{2}$ at $27^{\circ} \mathrm{C}$ and 760 mm contains $N$ molecules, 4 litres of $\mathrm{O}_{2}$, under the same conditions of temperature and pressure, shall contain
(a) $N$ molecules
(b) 2 N molecules
(c) $\frac{N}{4}$ molecules
(d) $4 N$ molecules | 1 |
22. A rod of mass $m$ and length $L$, lying horizontally, is free to rotate about a vertical axis through its centre. A horizontal force of constant magnitude $F$ acts on the rod at a distance of $L / 4$ from the centre. The force is always perpendicular to the rod. Find the angle rotated by the rod during the time $t$... | 1 |
How do people with clinical depression cope with stress? Should they avoid stressful jobs? | 0 |
3.  | 1 |
Who is the current defence minister of india? | 0 |
Did Pablo Escobar really torch money to keep his family warm? | 0 |
There are two main languages spoken by the people of Hyderabad, what are they? | 0 |
Has anyone used scapetovacations.com? | 0 |
2. Complex number $z_{1} / z_{2}$ is
a. purely real
b. purely imaginary
c. zero
d. none of these | 1 |
16. Two small equally charged spheres, each of mass $m$, are suspended from the same point by silk threads of length $\ell$. The distance between the spheres $x<<\ell$. Find the rate $\frac{d q}{d t}$ with which the charge leaks off each sphere if their approach velocity as $v=\frac{a}{\sqrt{x}}$, where $a$ is a consta... | 1 |
12. The molecular formula of a commercial resin used for exchanging ions in water softening is $\mathrm{C}_{8} \mathrm{H}_{7} \mathrm{SO}_{3}^{-} \mathrm{Na}^{+}$(Mol. wt. 206. What would be the maximum uptake of $\mathrm{Ca}^{2+}$ ions by the resin when expressed in mole per gram resin?
(a) $\frac{2}{309}$
(b) $\f... | 1 |
(i) $\mathrm{BF}_3+\mathrm{LiH} \rightarrow$ | 1 |
Will South Africa ever become fully democratic or is the ANC likely to dominate it as a one party state for decades to come? | 0 |
(e) Putting artificial satellites into orbits around the Earth | 1 |
46. $\tan 100^{\circ}+\tan 125^{\circ},+\tan 100^{\circ} \tan 125^{\circ}$ is equal to
a. 0
b. $1 / 2$
c. -1
d. 1 | 1 |
39. The point $(4,1)$ undergoes the following three transformations successively
I. Reflection about the line $y=x$.
II. Transformation through a distance 2 units along the positive direction of $X$-axis.
III. Rotation through an angle $\frac{\pi}{4}$ about the origin in the counter clockwise direction.
Then, the f... | 1 |
2. A particle is moving in a circular path with a constant speed. If $\theta$ is the angular displacement, then starting from $\theta=0$, the maximum and minimum change in the linear momentum will occur when value of $\theta$ is respectively
(a) $45^{\circ}$ and $90^{\circ}$
(b) $90^{\circ}$ and $180^{\circ}$
(c) $180^... | 1 |
13. Prove that $\cos \tan ^{-1}\left[\sin \left(\cot ^{-1} x\right)\right]=\sqrt{\frac{x^{2}+1}{x^{2}+2}}$. | 1 |
2. The tangents to the curve $y=(x-2)^{2}-1$ at its points of intersection with the line $x-y=3$, intersect at the point
(a) $\frac{5}{2}, 1$
(b) $-\frac{5}{2},-1$
(c) $\frac{5}{2},-1$ | 1 |
20. Match the following drugs with their therapeutic actions:
| (i) Ranitidine | (D) Antacid |
| (ii) Nardil (Phenelzine) | (A) Antidepressant |
| (iii) Chloramphenicol | (B) Antibiotic |
| (iv) Dimetane | (C) Antihistamine |
| ... | 1 |
3. A body of mass $M$ is kept on a rough horizontal surface (friction coefficient $=\mu$ ). A person is trying to pull the body by applying a horizontal force but the body is not moving. The force by the surface on $A$ is $F$, where
(a) $F=M g$
(b) $F=\mu M g$
(c) $M g \leq F \leq M g \sqrt{ } 1+\mu^{2}$
(d) $M g \geq ... | 1 |
10. If $(a, b)$ is the midpoint of a chord passing through the vertex of the parabola $y^{2}=4(x+1)$, then prove that $2(a+1)=b^{2}$. | 1 |
What is the best workout plan for a beginner (male) who wants to loose fat and build lean muscle at the same time? | 0 |
I don't want to kill myself, but I really want to die, what should I do? | 0 |
4. Assertion : Wave speed is given by $v=f \lambda$. If frequency $f$ is doubled, $v$ will become two times.
Reason : For given conditions of medium wave speed remains constant. | 1 |
Is it a good option to spend 20 lac rupees on a post graduate diploma course in construction management from a good college in Canada considering that I will have to pay the debt itself as my parents can't afford this? | 0 |
What does University education include? | 0 |
How much does uber driver earn? | 0 |
What are some of the best places to visit in Kerala in a span of 5 days? | 0 |
2. The structure of $\mathrm{PCl}_{5}$ in the solid state is:
(a) tetrahedral $\left[\mathrm{PCl}_{4}\right]^{+}$ and octahedral $\left[\mathrm{PCl}_{6}\right]^{-}$
(b) square planar $\left[\mathrm{PCl}_{4}\right]^{+}$ and octahedral $\left[\mathrm{PCl}_{6}\right]^{-}$
(c) square pyramidal
... | 1 |
In addition to printed graphic novels in stores, what became popular online? | 0 |
What are the disadvantages of technology in human life? | 0 |
What was the initial definition of copy-text? | 0 |
Who published What Is An Emotion?: Classic and Contemporary Readings? | 0 |
What is the best book for English grammar? | 0 |
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