Question stringlengths 2 3k | label int64 0 1 |
|---|---|
What is the best guitar game for Wii? | 0 |
How can a penny float in the water? | 0 |
-44 An alpha particle (the nucleus of a helium atom) has a mass of $6.64 \times 10^{-27} \mathrm{~kg}$ and a charge of $+2 e$. What are the (a) magnitude and (b) direction of the electric field that will balance the gravitational force on the particle? | 1 |
The Supreme Court restricted registration of some vehicles with engines of 2000 cc and over until what date? | 0 |
Whats the most effective way/ solution to lose weight in a short time? | 0 |
How can I download j.d lee PDF for free? | 0 |
15. Which of the following statements about cis-trans isomerism is/are correct ?
(1) All alkenes exhibit cis-trans isomerism.
(2) But-2-ene exhibits, cis-trans isomerism.
(3) A pair of cis-trans isomers may be optically active
(A) (1) only
(B) (2) only
(C) (1) and (3) only
(D) (2) and (3) only | 1 |
What should I do to relieve anxiety? | 0 |
Which is better: snow tire chains or cables? | 0 |
Drama is sometimes blended with what other elements? | 0 |
What did comics have in the United States because of cultural roots? | 0 |
Who was the biggest artist that CBS had? | 0 |
20. A body starts moving with a velocity $v_{0}=10 \mathrm{~ms}^{-1}$. It experiences a retardation equal to $0.2 v^{2}$. Its velocity after 2 s is given by
(a) $+2 \mathrm{~ms}^{-1}$
(b) $+4 \mathrm{~ms}^{-1}$
(c) $-2 \mathrm{~ms}^{-1}$
(d) $+6 \mathrm{~ms}^{-1}$ | 1 |
Along with the movement of peoples, invasion and depopulation, what event started in Late Antiquity and continued into the Middle Ages? | 0 |
## Solved Example
- For each compound, predict the major product of free-radical bromination. Remember that bromination is highly selective, and only the most stable radical will be formed.
(a) cyclohexane
(b) methylcyclopentane
(c) decalin
(d) hexane
(e)
$ are three successive terms of a G.P. with common ratio $r$, the value of $r$ for which the inequality $b_{3}>4 b_{2}-3 b_{1}$ holds is given by
(a) $r>3$
(b) $1<r<\frac{3}{2}$
(c) $r<1$
(d) None of these | 1 |
What are the basic features of a relational data model? | 0 |
Why did Madhavikutty convert to Islam? | 0 |
3. If the plane surface of $P$ is silvered as shown in figure, the system acts as
(a) convex mirror of focal length $24 \mathrm{~cm}$
(b) concave mirror of focal length $8 \mathrm{~cm}$
(c) concave mirror of focal length $24 \mathrm{~cm}$
(d) convex mirror of focal length $8 \mathrm{~cm}$
 If b... | 1 |
5. In the given circuit, with steady current, the potential difference across the capacitor must be
(a) $V$
(b) $V / 2$
(c) $V / 3$
(d) $2 V / 3$ | 1 |
26. A raindrop falls near the surface of the earth with almost uniform velocity because
(a) its weight is negligible
(b) the force of surface tension balances its weight
(c) the force of viscosity of air balances its weight
(d) the drops are charged and atmospheric electric field balances its weight. | 1 |
10. A charge $q$ is placed at the centre of the line joining two equal charges $Q$. The system of the three charges will be in equilibrium if $q$ is equal to
(a) $-\frac{Q}{2}$
(b) $-\frac{Q}{4}$
(c) $+\frac{Q}{4}$
(d) $+\frac{Q}{2}$ | 1 |
On Snapchat, how do I replay a snap someone sent me? | 0 |
12. If $p, q, r$ are in A.P., then the value of determinant
$$
\left|\begin{array}{ccc}
a^{2}+a^{2 n+1}+2 p & b^{2}+2^{n+2}+3 q & c^{2}+p \\2^{n}+p & 2^{n+1}+q & 2 q \\
a^{2}+2^{n}+p & b^{2}+2^{n+1}+2 q & c^{2}-r
\end{array}\right| \text { is }
$$
a. 1
b. 0
c. $a^{2} b^{2} c^{2}-2^{\prime \prime}$
d. $\left(a^{2}+b^{... | 1 |
- Example 6 For the wave shown in figure, write the equation of this wave if its position is shown at $t=0$. Speed of wave is $v=300 \mathrm{~m} / \mathrm{s}$.
 | 1 |
What are some good gift ideas for my best friend? | 0 |
How can I earn lots of money? | 0 |
In Vitruvius's mind, whose responsibility was it to see the principles carried out? | 0 |
24. Which of the following arrangements does not represent the correct order of the property stated against it?
(a) $\mathrm{V}^{2+}<\mathrm{Cr}^{2+}<\mathrm{Mn}^{2+}<\mathrm{Fe}^{2+}$ : paramagnetic behaviour
(b) $\mathrm{Ni}^{2+}<\mathrm{Co}^{2+}<\mathrm{Fe}^{2+}<\mathrm{Mn}^{2+}$ : ionic size
(c) $\mathrm{Co}^{3... | 1 |
How can we make the world a better place for all and for the future generation to come? | 0 |
Can you love someone who doesn't love you back? | 0 |
Who is the most altruistic chief minister in India? | 0 |
The volume of a sphere is numerically equal to the surface area of the sphere. If this value is equal to Nπ, what is the value of N? | 0 |
12. In amplitude modulation, the modulation index $\mu$, is kept less than or equal to 1 because
(a) $\mu>1$ will result in interference between carrier frequency and message frequency, resulting into distortion.
(b) $\mu>1$ will result in overlapping of both sidebands resulting into loss of information.
(c) $\mu>1$... | 1 |
How can I swim better? | 0 |
4. Density ( $\rho$ ) versus internal energy ( $U$ ) graph of a gas is as shown in figure. Choose the correct options.
(a) $Q_{b c}=0$
(b) $W_{b c}=0$
(c) $W_{c a}<0$
(d) $Q_{a b}>0$
Here, ... | 1 |
Why is the design of the Quora webpage so bad? | 0 |
Can consuming enzymes help with digestion? | 0 |
How can I see clothing linen fabric online? | 0 |
31. Under which of the following conditions, conductance, sp. conductance and eq. conductance are all equal?
(a) 1000 cc of the solution contains 1 eq. of the electrolyte
(b) 100 cc of the solution contains 1 eq. of the electrolyte
(c) 10 cc of the solution contains 1 eq. of the electrolyte
(d) 1 cc of ... | 1 |
How can I make a Gantz suit? | 0 |
What became a best-seller comic in the French language? | 0 |
(b) Find the work when the person has chosen a value
of θ which ensures him the minimum magnitude of the
force. | 1 |
45. Calculate the quantity of electricity that would be required to reduce $12.3 \mathrm{~g}$ of nitrobenzene to aniline, if the current efficiency for the process is 50 per cent. If the potential drop across the cell is 3.0 volts, how much energy will be consumed?
[1990 - 3 Marks] | 1 |
What is one form of narration in literature? | 0 |
17. The correct order of the spin-only magnetic moment of metal ions in the following low-spin complexes,
$\left[\mathrm{V}(\mathrm{CN})_{6}\right]^{4},\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{4},\left[\mathrm{Ru}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}$, and $\left[\mathrm{Cr}\left(\mathrm{NH}_{3}\right)_{6}\ri... | 1 |
2.  | 1 |
Is a morning gym workout better than an evening gym workout? | 0 |
Example 23 Find $\frac{d y}{d x}$, if $y+\sin y=\cos x$. | 1 |
What is happening when my eyes get heavy during sleeping? | 0 |
73. The set of all possible real values of $a$ such that the inequality $(x-(a-1))\left(x-\left(a^{2}+2\right)\right)<0$ holds for all $x \in(-1,3)$ is
a. $(0,1)$
b. $(\infty,-1]$
c. $(-\infty,-1)$
d. $(1, \infty)$ | 1 |
19. An air sample containing $21: 79$ of $\mathrm{O}_2$ and $\mathrm{N}_2$ (mole ratio) is heated to $2400^{\circ} \mathrm{C}$. If the mole per cent of NO at equilibrium is $1.8 \%$, calculate $K_p$ for the reaction $\mathrm{N}_2+\mathrm{O}_2 \rightleftharpoons 2 \mathrm{NO}$.
$$
\left(2.1 \times 10^{-3}\right)
$$ | 1 |
8. If $\lambda_{\mathrm{Cu}}$ is the wavelength of $\mathrm{K}_{\alpha} \mathrm{X}$-ray line of copper (atomic number 29) and $\lambda_{\mathrm{Mo}}$ is the wavelength of the $\mathrm{K}_{\alpha} \mathrm{X}$-ray line of molybdenum (atomic number 42), then the ratio $\lambda_{\mathrm{Cu}} / \lambda_{\mathrm{Mo}}$ is clo... | 1 |
Who is responsible for partition of India in 1947? | 0 |
115. If $(\sin x+\cos x)^{2}+k \sin x \cos x=1$ holds $\forall x \in R$, then the value of $k$ equals
a. 2
b. 2
c. -2
d. 3 | 1 |
24. Beta rays emitted by a radioactive material are
(a) electromagnetic radiations
(b) the electrons orbiting around the nucleus
(c) charged particles emitted by the nucleus
(d) neutral particles | 1 |
Is there a statute of limitations in the US regarding reporting investment property losses on a tax return? | 0 |
10. A parallel plate capacitor with plates of area $1 \mathrm{~m}^{2}$ each, are at a separation of $0.1 \mathrm{~m}$. If the electric field between the plates is $100 \mathrm{~N} / \mathrm{C}$, the magnitude of charge on each plate is Take, $\varepsilon_{0}=8.85 \times 10^{-12} \frac{\mathrm{C}^{2}}{\mathrm{~N}-\mathr... | 1 |
What is the single best piece of music to learn on the piano? | 0 |
10. The order of the differential equation whose general solution is given by $y=\left(c_{1}+c_{2}\right) \cos \left(x+c_{3}\right)-c_{4} e^{x+c_{5}}$, where $c_{1}, c_{2}, c_{3}, c_{4}, c_{5}$ are arbitrary constants, is
(a) 5
(b) 4
(c) 3
(d) 2 | 1 |
12. The Mond process is used for the :
(a) purification of $\mathrm{Ni}$
(b) extraction of Mo
(c) purification of $\mathrm{Zr}$ and $\mathrm{Ti}$
(d) extraction of $\mathrm{Zn}$ | 1 |
Who was the founder of Hasidic Judaism? | 0 |
Roman Catholic population is predominant in which Asian country? | 0 |
40. The function $f(x)=\left(4 \sin ^{2} x-1\right)^{n}\left(x^{2}-x+1\right), n \in N$, has a local minimum at $\dot{x}=\frac{\pi}{6}$, then
a. $n$ is any even number
b $n$ is an odd number
c. $n$ is odd prime number
d $n$ is any natural number | 1 |
35. $\int e^{x}\left(\frac{2 \tan x}{1+\tan x}+\cot ^{2}\left(x+\frac{\pi}{4}\right)\right) d x$ is equal to
a. $e^{x} \tan \left(\frac{\pi}{4}-x\right)+c$
b. $e^{x} \tan \left(x-\frac{\pi}{4}\right)+c$
c. $e^{x} \tan \left(\frac{3 \pi}{4}-x\right)+c$
c. None of these | 1 |
What hotel in Topslip Hill-station would be safe for unmarried couples, without the harassment of police, hotel staff, and moral police? | 0 |
Why in India do we not have one on one political debate as in USA? | 0 |
What universities does Linear Tech recruit new grads from? What majors are they looking for? | 0 |
Can a Visa gift card be used on eBay? | 0 |
Illustration 1.13 For given vectors, $\vec{a}=2 \hat{i}-\hat{j}+2 \hat{k}$ and $\vec{b}=-\hat{i}+\hat{j}-\hat{k}$, find the unit vector in the direction of the vector $\vec{a}+\vec{b}$. | 1 |
What is pantheism? | 0 |
What are some things new employees should know going into their first day at Alaska Airlines? | 0 |
What is the difference between industrial psychology and corporate psychology? | 0 |
78. The equation $\sin ^{2} \theta-\frac{4}{\sin ^{3} \theta-1}=1-\frac{4}{\sin ^{3} \theta-1}$ has
a. no root
b one root
c. two roots
c. infinite roots | 1 |
12. The compound with the highest boiling point is
[1982 - 1 Mark]
(a) $n$-hexane
(b) $n$-pentane
(c) 2, 2-dimethylpropane
(d) 2-methylbutane | 1 |
Which party did the Whigs, along with others form? | 0 |
24. A line of fixed length 2 units moves so that its ends are on the positive $x$-axis and that part of the line $x+y=0$ which lies in the second quadrant. Then the locus of the midpoint of the line has the equation
a. $x^{2}+5 y^{2}+4 x y-1=0$
b. $x^{2}+5 y^{2}+4 x y+1=0$
c. $x^{2}+5 y^{2}-4 x y-1=0$
d. $4 x^{2}+5... | 1 |
Where does inspiration come from? | 0 |
What are known health risks associated with genetically modified foods? | 0 |
Does a long distance relationship really work? | 0 |
How can one be intelligent? | 0 |
11. $P$ is the probability of finding the $1 s$ electron of hydrogen atom in a spherical shell of infinitesimal thickness, $\mathrm{d} r$, at a distance $r$ from the nucleus. The volume of this shell is $4 \pi r^{2} \mathrm{~d} r$. The qualitative sketch of the dependence of $P$ on $r$ is
(a)
(a)
 of the quadrilateral $P C_{1} Q C_{2}$ is
(a) 8
(b) 4
(c) 6
(d) 9 | 1 |
Can people fall out of love? | 0 |
Along with drama and melodrama, in what filmmaking genre does emotion play an important role? | 0 |
Prussia claimed almost all of what territory? | 0 |
Of what dynasty was Leo VI a member? | 0 |
45. Initial speed with which the water flows from the orifice is
(a) $5 \mathrm{~m} / \mathrm{s}$
(b) $10 \mathrm{~m} / \mathrm{s}$
(c) $12 \mathrm{~m} / \mathrm{s}$
(d) $15 \mathrm{~m} / \mathrm{s}$ | 1 |
11. The terminal velocity of the bar $L$ will be
(a) $2 \mathrm{~m} / \mathrm{s}$
(b) $3 \mathrm{~m} / \mathrm{s}$
(c) $1 \mathrm{~m} / \mathrm{s}$
(d) None of these | 1 |
Example 5.49 Prove that ${ }^{n} C_{r}+{ }^{n-1} C_{r}+\cdots+{ }^{r} C_{r}={ }^{n+1} C_{r+1}$. | 1 |
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