Question stringlengths 2 3k | label int64 0 1 |
|---|---|
What is the exact meaning of death? | 0 |
21. In the nuclear transmutation
$(\mathrm{X}, \mathrm{Y})$ is (are)
(a) $(\gamma, \mathrm{n})$
(b) $(p, D)$
(c) $(\mathrm{n}, \mathrm{D})$
(d) $(\gamma, p)$ | 1 |
- 47 SSM ILW A certain substance has a dielectric constant of 2.8 and a dielectric strength of $18 \mathrm{MV} / \mathrm{m}$. If it is used as the dielectric material in a parallel-plate capacitor, what minimum area should the plates of the capacitor have to obtain a capacitance of $7.0 \times 10^{-2} \mu \mathrm{F}$ a... | 1 |
35. A semi-circular conducting ring $a c b$ of radius $R$ moves with constant speed $v$ in a plane perpendicular to uniform magnetic field $B$ as shown in figure. Identify the correct statement.
(a) $V_{a}-V_{c}=B R v$
(b) $V_{b}-V_{c}=B R v$
(c) $V_{a}-V_{b}=0$
(d) None of these
$ is a multiple of 3 , whenever $k$ is a multiple of 4 , is
(2019 Main, 11 Jan II)
(a) $(15) ! \times 6$ !
(b) $5^{6} \times 15$
(c) 5 ! $\times 6$ !
(d) $6^{5} \times(15)$ !
(a) $g(x)= \pm \sqrt{1-x^{2}}$
(b... | 1 |
Where can I get best quality video DJ for party in Sydney? | 0 |
How do I make $1000 as extra income/month apart from the regular job? | 0 |
How crazy is Rodrigo Duterte? | 0 |
What is dynamic view? | 0 |
4. If $f(x)=\left\{\begin{array}{cl}\frac{\sin [x]}{[x]}, & \text { for }[x] \neq 0 \\ 0, & \text { for }[x]=0\end{array}\right.$, where $[x]$ denotes the greatest integer less than or equal to $x$, then $\lim _{x \rightarrow 0} f(x)$ is
a. 1
b. 0
c. -1
d. None of these | 1 |
43. In a galvanic cell, the salt bridge
[Adv. 2014]
(a) Does not participate chemically in the cell reaction
(b) Stops the diffusion of ions from one electrode to another
(c) Is necessary for the occurrence of the cell reaction
(d) Ensures mixing of the two electrolytic solutions | 1 |
In scuderi split cycle engine why do the two cylinders have different dimensions? | 0 |
Do we have any trick to know who see your whatsapp profile? | 0 |
23. For a positive integer $n$ let $a(n)=1+\frac{1}{2}+\frac{1}{3}+\frac{1}{4}+\ldots+\frac{1}{\left(2^{n}\right)-1}$, then
(a) $a$ (100) $\leq 100$
(b) $a(100)>100$
(c) $a(200) \leq 100$
(d) $a(200)>100$
(1999, 3M) | 1 |
When was the start of the architectural phenomenology movement? | 0 |
10. Range $x$ of the ball is
(a) $\frac{144}{125} h$
(b) $\frac{48}{25} h$
(c) $\frac{48}{35} h$
(d) $\frac{24}{7} h$ | 1 |
67. Let $f(x)=a x^{2}+b x+c, a, b, c \in R$. If $f(x)$ takes real values for real values of $x$ and non-real values for non-real values of $x$, then
a. $a=0$
b. $b=0$
c. $c=0$
d. nothing can be said about $a, b, c$. | 1 |
What is the eligibility for SAP HANA? | 0 |
9. Major product of the following reaction is:
<smiles></smiles>
[Main Jan. 9, 2019 (I)]
(a)
(b)
, y=a(1-\cos \theta)$. | 1 |
What is positive economics? | 0 |
Which is the best site to download Android OS for free? | 0 |
Why would editors only want two alternative branches when analyzing a text? | 0 |
What is now? | 0 |
What is the Great Depression? | 0 |
5. Air fills a room in winter at $7^{\circ} \mathrm{C}$ and in summer at $37^{\circ} \mathrm{C}$. If the pressure is the same in winter and summer, the ratio of the weight of the air filled in winter and that in summer is
(a) 2.2
(b) 1.75
(c) 1.1
(d) 3.3 | 1 |
Can India's economy beat China's economy if all India's pay taxes properly? | 0 |
Does playing soccer just give you muscled thighs of the same size you had previously or slim them and is there a way to make sure that happens? | 0 |
94. A student can solve 2 out of 4 problems of mathematics, 3 out of 5 problem of physics and 4 out of 5 problems of chemistry. There are equal number of books of math, physics and chemistry in his shelf. He selects one book randomly and attempts 10 problems from it. If he solves the first problem, then the probability... | 1 |
13. A radioactive material of half-life $T$ was kept in a nuclear reactor at two different instants. The quantity kept second time was twice of that kept first time. If now their present activities are $A_{1}$ and $A_{2}$ respectively, then their age difference equals
(a) $\frac{T}{\ln 2} \ln \frac{2 A_{1}}{A_{2}}$
(b)... | 1 |
10. $y=\tan ^{-1}\left(\frac{3 x-x^{3}}{1-3 x^{2}}\right),-\frac{1}{\sqrt{3}}<x<\frac{1}{\sqrt{3}}$ | 1 |
(ii) $\mathrm{A}=\{x: x$ is a letter in the word FOLLOW $\}$
$\mathrm{B}=\{y: y$ is a letter in the word WOLF $\}$ | 1 |
$$
\text { 8. }\left(\frac{x}{3}+9 y\right)^{10}
$$ | 1 |
33. A red LED emits light at $0.1 \mathrm{~W}$ uniformly around it. The amplitude of the electric field of the light at a distance of $1 \mathrm{~m}$ from the diode is
(a) $2.45 \mathrm{~V} / \mathrm{m}$
(b) $1.73 \mathrm{~V} / \mathrm{m}$
(c) $5.48 \mathrm{~V} / \mathrm{m}$
(d) $7.75 \mathrm{~V} / \mathrm{m}$ | 1 |
34. If the roots of the equation $a x^{2}-b x+c=0$ are $\alpha, \beta$ then the roots of the equation $b^{2} c x^{2}-a b^{2} x+a^{3}=0$ are
a. $\frac{1}{\alpha^{3}+\alpha \beta}, \frac{1}{\beta^{3}+\alpha \beta}$
b. $\frac{1}{\alpha^{2}+\alpha \beta}, \frac{1}{\beta^{2}+\alpha \beta}$
c. $\frac{1}{\alpha^{4}+\alpha \be... | 1 |
Where can I learn SDL, and how will I use it with OpenGL? | 0 |
What was the style of worship of Hindu Gods? | 0 |
113. Figure 4-57 shows the path taken by a drunk skunk over level ground, from initial point $i$ to final point $f$. The angles are $\theta_{1}=30.0^{\circ}$, $\theta_{2}=50.0^{\circ}$, and $\theta_{3}=80.0^{\circ}$, and the distances are $d_{1}=5.00 \mathrm{~m}, d_{2}=8.00$ m , and $d_{3}=12.0 \mathrm{~m}$. What are t... | 1 |
7. Two identical rectangular strips, one of copper and the other of steel, are rivetted together to form a bimetallic strip $\left(\alpha_{\text {copper }}>\alpha_{\text {steel }}\right)$. On heating, this strip will
(a) remain straight
(b) bend with copper on convex side
(c) bend with steel on convex side
(d) get ... | 1 |
4. Thiol group is preent in
(a) Cysteine
(b) Methionine
(c) Cytosine
(d) Cystine | 1 |
How do I become less shy and more socially confident? | 0 |
40. The correct statement(s) for the following addition reactions is (are) [Adv. 2017]
(a) $O$ and $P$ are identical... | 1 |
How is the chemical formula for barium cyanide determined? | 0 |
10. Let $\vec{E}$ and $\vec{B}$ denote electric and magnetic fields in a frame $S$ and $\overrightarrow{E^{\prime}}$ and $\overrightarrow{B^{\prime}}$ in another frame $S^{\prime}$ moving with respect to $S$ at a velocity $\vec{v}$. Two of the following equations are wrong. Identify them.
(a) $B_{y}{ }^{\prime}=B_{y}+\... | 1 |
1.7. Two swimmers leave point $A$ on one bank of the river to reach point $B$ lying right across on the other bank. One of them crosses the river along the straight line $A B$ while the other swims at right angles to the stream and then walks the distance that he has been carried away by the stream to get to point $B$.... | 1 |
7.45 The first ionization constant of $\mathrm{H}_{2} \mathrm{~S}$ is $9.1 \times 10^{-8}$. Calculate the concentration of $\mathrm{HS}^{-}$ion in its 0.1 M solution. How will this concentration be affected if the solution is 0.1 M in HCl also ? If the second dissociation constant of $\mathrm{H}_{2} \mathrm{~S}$ is $1.... | 1 |
25. A train is moving towards a stationary observer. Which of the following curve best represents the frequency received by observer $f$ as a function of time?
(a)
(b)
 $A \omega^{2}$
(b) $A \omega^{2} / 2$
(c) $A \omega^{2} / \sqrt{ } 2$
(d) zero. | 1 |
How did the concept of Quora originate? Who are the founders and what's their background? | 0 |
What is the general opinion about Bengalis in India? | 0 |
Why should I drink green tea? | 0 |
16. pH of an aq. NaCl solution at $85^{\circ} \mathrm{C}$ should be
(a) 7
(b) $>7$
(c) $<7$
(d) 0 | 1 |
33. The chemical composition of 'slag' formed during the smelting process in the extraction of copper is
(a) $\mathrm{Cu}_{2} \mathrm{O}+\mathrm{FeS}$
(b) $\mathrm{FeSiO}_{3}$
(c) $\mathrm{CuFeS}_{2}$
(d) $\mathrm{Cu}_{2} \mathrm{~S}+\mathrm{FeO}$ | 1 |
What is the process of registering for IFRS diploma course by ACCA. What are the set of prerequisite documents required for registration. | 0 |
The Dark Knight Rises (2012 movie): The same doctor that healed Bane was the guy that helped heal Bruce. Why wouldn't Bane free this man after gaining control of the Pit? Why would Bane take Bruce there knowing the doctor would heal him? | 0 |
Where could one study Roman law in 1100? | 0 |
25. A disc of mass $M$ and radius $R$ is rolling purely with center's velocity $v_{0}$ on a flat horizontal floor when it hits a step in the floor of height $R / 4$. The corner of the step is sufficiently rough to prevent any slipping of the disc against itself. What is the velocity of the centre of the disc just after... | 1 |
3. $2 \sin ^{-1} \frac{3}{5}=\tan ^{-1} \frac{24}{7} \quad$ | 1 |
2. Let $f:[0,2] \rightarrow R$ be a function which is continuous on $[0,2]$ and is differentiable on $(0,2)$ with $f(0)=1$.
Let $F(x)=\int_{0}^{x^{2}} f(\sqrt{t}) d t$, for $x \in[0,2]$. If $F^{\prime}(x)=f^{\prime}(x), \forall$ $x \in(0,2)$, then $F(2)$ equals
(a) $e^{2}-1$
(b) $e^{4}-1$
(c) $e-1$
(d) $e^{4}$ | 1 |
15. $E^{0}$ for $\mathrm{F}_{2}+2 e=2 \mathrm{~F}^{-}$is $2.8 \mathrm{~V}, E^{0}$ for $\frac{1}{2} \mathrm{~F}_{2}+\mathrm{e}=\mathrm{F}^{-}$is
(a) 2.8 V
(b) 1.4 V
(c) -2.8 V
(d) -1.4 V | 1 |
10. Which physical property of dihydrogen is wrong ?
(a) Odourless gas
(b) Tasteless gas
(c) Colourless gas
(d) Non-inflammable gas | 1 |
What the hell is wrong with Trump? Why doesn't he stop talking so much bullshit? | 0 |
What is the entity that controls the infrastructure of Hyderabad? | 0 |
35. Holes are charge carriers in
(a) intrinsic semiconductors
(b) ionic solids
(c) $p$-type semiconductors
(d) metals | 1 |
Will drinking beer make you feel cold in winter? | 0 |
3. The slope of the tangent to the curve $y=f(x)$ at $[x, f(x)]$ is $2 x+1$. If the curve passes through the point $(1,2)$, then the area bounded by the curve, the $x$-axis and the line $x=1$ is
a. $\frac{5}{6}$
b. $\frac{6}{5}$
c. $\frac{1}{6}$
d. 6 | 1 |
1. The value of $\tan \alpha$ is
a. $\frac{A \sin \beta}{1-A \cos \beta}$
h $\frac{A \sin \beta}{1+A \cos \beta}$.
c. $\frac{A \cos \beta}{1-A \sin \beta}$
d $\frac{A \sin \beta}{1+A \cos \beta}$ | 1 |
Approximately how many passengers used Indira Gandhi Airport from 2012-2013? | 0 |
1.365. The frame $K^{\prime}$ moves with a constant velocity $\mathrm{V}$ relative to the frame $K$. Find the acceleration $w^{\prime}$ of a particle in the frame $K^{\prime}$,
if in the frame $K$ this particle moves with a velocity $v$ and acceleration $w$ along a straight line
(a) in the direction of the vector $\ma... | 1 |
What form has corruption taken in Africa? | 0 |
When was the death of Sidonius Apollinaris? | 0 |
What term became more popular as Mobutu ruled? | 0 |
5.2 A pebble of mass 0.05 kg is thrown vertically upwards. Give the direction and magnitude of the net force on the pebble,
(a) during its upward motion,
(b) during its downward motion,
(c) at the highest point where it is momentarily at rest. Do your answers change if the pebble was thrown at an angle of $45^{\circ... | 1 |
3. Which of the following is a correct statement?
(JEE 1999)
(a) Beta rays are same as cathode rays
(b) Gamma rays are high energy neutrons
(c) Alpha particles are singly ionized helium atoms
(d) Protons and neutrons have exactly the same mass | 1 |
Is it only red, green and blue that can make up any color through additive mixture? | 0 |
What is the significance of GDP? | 0 |
The work of what classical scientists is caught between being outdated and of literary importance? | 0 |
(i) Why are amines less acidic than alcohols of comparable molecular masses? | 1 |
33. The number of stereoisomers obtained by bromination of trans-2butene is
(a) 1
(b) 2
(c) 3
(d) 4 | 1 |
What is the name of the large commercial and financial district located in the northern part of New Delhi? | 0 |
11. A smooth wedge $A$ is fitted in a chamber hanging from a fixed ceiling near the earth's surface. A block $B$ placed at the top of the wedge takes a time $T$ to slide down the length of the wedge. If the block is placed at the top of the wedge and the cable supporting the chamber is broken at the same instant, the b... | 1 |
What can I do to get better grades next quarter? | 0 |
What are the legitimate ways to earn money online? | 0 |
5. A planet of radius $R=\frac{1}{10} \times$ (radius of earth) has the same mass density as earth. Scientists dig a well of depth $\frac{R}{5}$ on it and lower a wire of the same length and of linear mass density $10^{-3} \mathrm{~kg} \mathrm{~m}^{-1}$ into it. If the wire is not touching anywhere, the force applied a... | 1 |
How do I last longer during sexual activity? | 0 |
How can I lose my weight fast? | 0 |
3. A $10 \mathrm{mg}$ effervescent tablet containing sodium bicarbonate and oxalic acid releases $0.25 \mathrm{~mL}$ of $\mathrm{CO}_{2}$ at $\mathrm{T}=298.15 \mathrm{~K}$ and $\mathrm{P}=1$ bar. If molar volume of $\mathrm{CO}_{2}$ is $25.0 \mathrm{~L}$ under such condition, what is the percentage of sodium bicarbona... | 1 |
Does BuzzFeed earn money from making YouTube videos? | 0 |
What practices do cricket coaches offer to spinners? | 0 |
4. If the function $f$ satisfies the relation $f(x+y)+f(x-y)$ $=2 f(x) f(y) \forall x, y \in R$ and $f(0) \neq 0$, then
a. $f(x)$ is an even function
b. $f(x)$ is an odd function
c. If $f(2)=a$ then $f(-2)=a$
d. If $f(4)=b$ then $f(-4)=-b$ | 1 |
8. A particle moves in a circle of radius $R=\frac{21}{22} \mathrm{~m}$ with constant speed $1 \mathrm{~m} / \mathrm{s}$. Find,
(a) magnitude of average velocity and (b) magnitude of average acceleration in $2 \mathrm{~s}$. | 1 |
What organization owns Pier II in Piraeus? | 0 |
Are there any countries where public nudity is legal? | 0 |
18. Which has maximum number of atoms?
(a) $24 \mathrm{~g}$ of $\mathrm{C}(12)$
(b) $56 \mathrm{~g}$ of $\mathrm{Fe}(56)$
(c) $27 \mathrm{~g}$ of $\mathrm{Al}(27)$
(d) $108 \mathrm{~g}$ of $\mathrm{Ag}(108)$ | 1 |
Is Donald Trump a liar? | 0 |
Why do you vote for Trump? | 0 |
1. The circle $x^{2}+y^{2}+2 a x+c=0$ lies completely inside the circle $x^{2}+y^{2}+2 a_{2} x+c=0$, then
a. $a_{1} a_{2}>0$
b. $a_{1} a_{2}<0$
c. $c>0$
d. $c<0$ | 1 |
What was the most notable accomplishment of the Gurjara Pratihara Empire? | 0 |
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