Question stringlengths 2 3k | label int64 0 1 |
|---|---|
Does oral sex count as sex? | 0 |
2. The equation $y=\sin x \sin (x+2)-\sin ^{2}(x+1)$ represents a straight line lying in
(a) second and third quadrants only
(b) first, second and fourth quadrants
(c) first, third and fourth quadrants
(d) third and fourth quadrants only | 1 |
What is the best way to start learning economics? | 0 |
14. Statement 1: $\int_{0}^{\pi} x \sin x \cos ^{2} x d x=\frac{\pi}{2} \int_{0}^{\pi} \sin x \cos ^{2} x d x$. Statement 2: $\int_{a}^{b} x f(x) d x=\frac{a+b}{2} \int_{a}^{b} f(x) d x$. | 1 |
78. State with balanced equations what happens when :
(i) $\mathrm{P}_{4} \mathrm{O}_{10}+\mathrm{PCl}_{5} \rightarrow$
(ii) Phosphorus is treated with concentrated nitric acid.
OR
Manufacture of phosphoric acid from phosphorus.
(iii) Elemental phosphorus reacts with conc. $\mathrm{HNO}_{3}$ to give phosphoric ... | 1 |
Which is the best Test cricket match played ever? | 0 |
91. Write the chemical reaction involved in developing of a black and white photographic film. An aqueous $\mathrm{Na}_{2} \mathrm{~S}_{2} \mathrm{O}_{3}$ solution is acidified to give a milky white turbitity. Identify the product and write the balanced half chemical reaction for it. | 1 |
What is a G-pen? | 0 |
25. Consider the following ionization enthalpies of two elements ' $A$ ' and 'B'.
\begin{tabular}{lllr}
& \multicolumn{3}{c}{ [Main Online April 8, 2017] } \\
\cline { 2 - 5 } Element & \multicolumn{2}{c}{ Ionization enthalpy } & $(\mathrm{kJ} / \mathrm{mol})$ \\
& 1 st & 2nd & 3rd \\
A & 899 & 1757 & 14847 \\
B & 73... | 1 |
8. From the following statements regarding $\mathrm{H}_{2} \mathrm{O}_{2}$, choose the incorrect statement :
(a) It has to be stored in plastic or wax lined glass bottles in dark
(b) It has to be kept away from dust
(c) It can act only as an oxidizing agent
(d) It decomposes on exposure to light | 1 |
43. If $\int_{1}^{3} x^{2} F^{\prime}(x) d x=-12$ and $\int_{1}^{3} x^{3} F^{\prime \prime}(x) d x=40$, then the correct expression(s) is/are
(a) $9 f^{\prime}(3)+f^{\prime}(1)-32=0$
(b) $\int_{1}^{3} f(x) d x=12$
(c) $9 f^{\prime}(3)-f^{\prime}(1)+32=0$
(d) $\int_{1}^{3} f(x) d x=-12$ | 1 |
91 Two identical tuning forks can oscillate at 440 Hz . A person is located somewhere on the line between them. Calculate the beat frequency as measured by this individual if (a) she is standing still and the tuning forks move in the same direction along the line at $3.00 \mathrm{~m} / \mathrm{s}$, and (b) the tuning f... | 1 |
Example 3 Line through the points $(-2,6)$ and $(4,8)$ is perpendicular to the line through the points $(8,12)$ and $(x, 24)$. Find the value of $x$. | 1 |
7. The electronic velocity in the fourth Bohr orbit of hydrogen is $v$. The velocity of the electron in the first orbit would be
(a) $4 v$
(b) 16 v
(c) $v / 4$
(d) $v / 16$ | 1 |
Is it possible to convert India a cashless country like Sweden? | 0 |
Why is Sundar Pichai not married? | 0 |
Can you get abs in a month? | 0 |
In what year did Otto I become Holy Roman Emperor? | 0 |
3. Let $n_{p}$ and $n_{e}$ be the numbers of holes and conduction electrons in an intrinsic semiconductor.
(a) $n_{p}>n_{e}$
(b) $n_{p}=n_{e}$
(c) $n_{p}<n_{e}$
(d) $n_{p} \neq n_{e}$ | 1 |
18. An AC voltage source $V=V_{0} \sin \omega t$ is connected across resistance $R$ and capacitance $C$ as shown in figure. It is given that $R=1 / \omega C$. The peak current is $I_{0}$. If the angular frequency of the voltage source is changed to $\omega / \sqrt{3}$, then the new peak current in the circuit is
 2016? | 0 |
43. If $I=\int \frac{d x}{\left(a^{2}-b^{2} x^{2}\right)^{3 / 2}}$, then $I$ equals
a. $\frac{x}{\sqrt{a^{2}-b^{2} x^{2}}}+C$
b. $\frac{x}{a^{2} \sqrt{a^{2}-b^{2} x^{2}}}+C$
c. $\frac{a x}{\sqrt{a^{2}-b^{2} x^{2}}}+C$
d. None of these | 1 |
What term was coined in the 16th century to indicate present time? | 0 |
Who created the Type Delineator? | 0 |
18. Given that $x^{2}-3 x+1=0$, then the value of the expression $y=x^{9}+x^{7}+x^{-9}+x^{-7}$ is divisible by prime number. | 1 |
31. Give reason of the following :
Sodium carbonate is made by Solvay process but the same process is not extended to the manufacture of potassium carbonate. | 1 |
How do I download English song lyrics? | 0 |
6. Consider an $n-p-n$ transistor with its base-emitter junction forward biased and collector base junction reverse biased. Which of the following statements are true?
(a) Electrons crossover from emitter to collector.
(b) Holes move from base to collector.
(c) Electrons move from emitter to base.
(d) Electrons fro... | 1 |
28. The hydraulic press shown in the figure is used to raise the mass $M$ through a height of $0.5 \mathrm{~cm}$ by performing $500 \mathrm{~J}$ of work at the small piston. The diameter of the large piston is $10 \mathrm{~cm}$, while that of the smaller one is $2 \mathrm{~cm}$. The mass $M$ is
 Angular momentum remains constant
(b) Acceleration (a) is towards the centre
(c) Particle moves in a spiral path with decreasing radius
(d) The direction of angular momentum remains constant | 1 |
10. A boy of mass $M$ is applying a horizontal force to slide a box of mass $M^{\prime}$ on a rough horizontal surface. The coefficient of friction between the shoes of the boy and the floor is $\mu$ and that between the box and the floor is $\mu^{\prime}$. In which of the following cases it is certainly not possible t... | 1 |
How should we prepare to crack GATE exam in 5 months? | 0 |
How can I speak English like natives? | 0 |
How did people attempt to overcome this law? | 0 |
17. The locus of the point of intersection of the lines $\sqrt{3} x$ $-y-4 \sqrt{3} t=0$ and $\sqrt{3} t x+t y-4 \sqrt{3}=0$ (where $t$ is a parameter) is a hyperbola whose eccentricity is
a. $\sqrt{3}$
b. 2
c. $\frac{2}{\sqrt{3}}$
d. $\frac{4}{3}$ | 1 |
What are some free ways to increase traffic on my website? | 0 |
What the meaning of terisis? | 0 |
11.22 An electron gun with its collector at a potential of 100 V fires out electrons in a spherical bulb containing hydrogen gas at low pressure ( $\sim 10^{-2} \mathrm{~mm}$ of Hg ). A magnetic field of $2.83 \times 10^{-4} \mathrm{~T}$ curves the path of the electrons in a circular orbit of radius 12.0 cm . (The path... | 1 |
What biological factors do they believe plays a complicated part in sexual orientation? | 0 |
How do Iidentify if a verb is Plural or singular? Like what where why etc? | 0 |
What are pros and cons of becoming an angel investor? | 0 |
3. If a variable line, $3 x+4 y-\lambda=0$ is such that the two circles $x^{2}+y^{2}-2 x-2 y+1=0$ and $x^{2}+y^{2}-18 x-2 y+78=0$
are on its opposite sides, then the set of all values of $\lambda$ is the interval
(a) $[13,23]$
(b) $(2,17)$
(c) $[12,21]$
(d) $(23,31)$ | 1 |
What is the trinity in Christianity? | 0 |
Does an entire order fit into one TCP/IP packet in a co-located HFT trading? | 0 |
What does the term NATO represent? | 0 |
What is the normal penis length? | 0 |
What percentage of India's total area is Rajasthan? | 0 |
What are the downsides of Tim Ferriss' The 4-Hour Workweek? | 0 |
What are the possible drawbacks of professional networking? | 0 |
21. Solubility product constant ( $K_{s p}$ ) of salts of types $M X, M X_{2}$ and $M_{3} X$ at temperature $T$ are $4.0 \times 10^{-8}, 3.2 \times 10^{-14}$ and $2.7 \times 10^{-15}$, respectively. Solubilities $\left(\mathrm{mol} \mathrm{dm}^{-3}\right)$ of the salts at temperature ' $T$ are in the order $-$
(a) $... | 1 |
67. $\int_{1}^{4}\{x-0.4\} d x$ equals (where $\{x\}$ is a fractional part of $x$ )
a. 13
b. 6.3
c. 1.5
d 7.5 | 1 |
The idea of text in cultural studies can include what forms other than written language? | 0 |
6. What is the position and nature of image formed by lens combination shown in figure? (where, $f_{1}$ and $f_{2}$ are focal lengths)
(a) $\frac{20}{3} \mathrm{~cm}$ from point $B$ at ... | 1 |
25. When $\mathrm{NaNO}_3$ is heated in a closed vessel, $\mathrm{O}_2$ is liberated and $\mathrm{NaNO}_2$ is left behind. At equilibrium
(a) addition of $\mathrm{NaNO}_2$ favours reverse reaction
(b) addition of $\mathrm{NaNO}_3$ favours forward reaction
(c) increasing temperature favours forward reaction
(d) increasi... | 1 |
(iii) Hofmann's bromamide reaction | 1 |
3. At a distance of $5 \mathrm{~cm}$ and $10 \mathrm{~cm}$ from surface of a uniformly charged solid sphere, the potentials are $100 \mathrm{~V}$ and $75 \mathrm{~V}$ respectively. Then,
(a) potential at its surface is $150 \mathrm{~V}$
(b) the charge on the sphere is $\frac{50}{3} \times 10^{-10} \mathrm{C}$
(c) the e... | 1 |
1. $\frac{3 x^{2}}{x^{6}+1}$ | 1 |
11. The number of all possible positive integral values of $\alpha$ for which the roots of the quadratic equation, $6 x^{2}-11 x+\alpha=0$ are rational numbers is
(2019 Main, 9 Jan II)
(a) 5
(b) 2
(c) 4
(d) 3 | 1 |
Will Pakistan have a war with India? | 0 |
14. The net resistance of an ammeter should be small to ensure that
(a) it does not get overheated
(b) it does not draw excessive current
(c) it can measure large currents
(d) it does not appreciably change the current to be measured. | 1 |
What are the best ways to lose weight, especially around your core? | 0 |
What are the best technologies to learn in 2017? | 0 |
When was Jinrong a police chief in this area? | 0 |
7. If $\hat{a}, \hat{b}$ and $\hat{c}$ are three unit vectors, such that $\hat{a}+\hat{b}+\hat{c}$ is also a unit vector and $\theta_{1}, \theta_{2}$ and $\theta_{3}$ are angles between the vectors $\hat{a}, \hat{b}, \hat{b}, \hat{c}$ and $\hat{c}, \hat{a}$, respectively, then among $\theta_{1}, \theta_{2}$ and $\theta... | 1 |
What are Supplementary services? | 0 |
Feature in Multimedia? | 0 |
How do you know what makes a good research question? | 0 |
3. The maximum load that a wire can sustain is $W$. If the wire is cut to half its value, the maximum load it can sustain is
(a) $W$
(b) $\frac{W}{2}$
(c) $\frac{W}{4}$
(d) $2 W$ | 1 |
78. The number of integral values of $k$ for which the equation $\sin ^{-1} x+\tan ^{-1} x=2 k+1$ has a solution is
a. 1
b 2
c. 3
d 4 | 1 |
35. When $\mathrm{MnO}_{2}$ is fused with $\mathrm{KOH}$, a coloured compound is formed, the product and its colour is:
(a) $\mathrm{K}_{2} \mathrm{MnO}_{4}$, purple green
(b) $\mathrm{KMnO}_{4}$, purple
(c) $\mathrm{Mn}_{2} \mathrm{O}_{3}$, brown
(d) $\mathrm{Mn}_{3} \mathrm{O}_{4}$, black | 1 |
22. A signal which can be green or red with probability $\frac{2}{3}$ and $\frac{1}{5}$ respectively, is received $b y$ station $A$ and then transmitted to station $B$. The probability of each station receiving the signal correctly is $\frac{3}{4}$. If the signal received at station $B$ is green, then the probability t... | 1 |
- Example 2.13 The mass and density of a solid sphere are measured to be $(12.4 \pm 0.1) \mathrm{kg}$ and $(4.6 \pm 0.2) \mathrm{kg} / \mathrm{m}^{3}$. Calculate the volume of the sphere with error limits.
- | 1 |
Which language is best for developing an website? | 0 |
26. The value of $0.2^{\log _{\sqrt{5}}\left(\frac{1}{4}+\frac{1}{8}+\frac{1}{16}+\cdots\right)}$ is
a. 4
b. $\log 4$
c. $\log 2$
d. none of these | 1 |
Ex. 16. 0.45 g of a dibasic acid required 200 mL of 0.05 N NaOH solution for neutralisation. Calculate molecular weight of the organic acid. | 1 |
The situated perspective was influenced by what school of thought? | 0 |
10. $\lim _{x \rightarrow 0} \frac{(1-\cos 2 x)(3+\cos x)}{x \tan 4 x}$ is equal to
(2013 Main)
(a) 4
(b) 3
(c) 2
(d) $\frac{1}{2}$ | 1 |
What was the reason behind the removal of Cyrus P. Mistry from the position of Chairman of The Tata group? | 0 |
What do human languages use to communicate with others? | 0 |
How far did crop prices fall? | 0 |
How safe is new Rs 500 and Rs 2000 Indian currency notes? | 0 |
29. The degree of dissociation of water at $25^{\circ} \mathrm{C}$ is $1.9 \times 10^{-7} \%$ and density is $1.0 \mathrm{~g} \mathrm{~cm}^{-3}$. The ionic constant for water is :
(a) $1.0 \times 10^{-10}$
(b) $1.0 \times 10^{-14}$
(c) $1.0 \times 10^{-16}$
(d) $1.0 \times 10^{-8}$ | 1 |
(a) the frequency of the whistle as received by the wall | 1 |
2.36 $2 \times 10^{8}$ atoms of carbon are arranged side by side. Calculate the radius of carbon atom if the length of this arrangement is 2.4 cm . | 1 |
65. If $a, b, c, d$ are four consecutive terms of an increasing A.P. then the roots of the equation $(x-a)(x-c)+2(x-b)(x-d)=0$ are
a. non-real complex
b. real and equal
c. integers
d. real and distinct | 1 |
Who can help me raise funds for my startup in india? | 0 |
The biological definition of the word animal refers to all member of what kingdom? | 0 |
Which is the best virtual assistant companies? | 0 |
What did retroactively applying the ESA95 methodology result in raising the budget deficit to? | 0 |
(v) $\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{Br}+\mathrm{NaI} \longrightarrow$ | 1 |
Will there be a war between Russia and America? | 0 |
Is it possible to SQL inject prepared statements? | 0 |
13. Let $I=\int_{a}^{b}\left(x^{4}-2 x^{2}\right) d x$. If $I$ is minimum, then the ordered pair $(a, b)$ is
(a) $(-\sqrt{2}, 0)$
(b) $(0, \sqrt{2})$
(c) $(\sqrt{2},-\sqrt{2})$
(d) $(-\sqrt{2}, \sqrt{2})$ | 1 |
Citizens for Accountable Governance: Given that media play such influential role in our politics, shouldn't people have the right to vote on the daily operation of those media? | 0 |
Why should one buy an Apple Watch? | 0 |
Example 3.34 Solve $1+\sin x \sin ^{2} \frac{x}{2}=0$. | 1 |
How would one start a drone startup? | 0 |
What does a normal vulva look like? | 0 |
24. In allene $\left(\mathrm{C}_{3} \mathrm{H}_{4}\right)$, the type(s) of hybridisation of the carbon atoms is (are) :
(a) $s p$ and $s p^{3}$
(b) $s p$ and $s p^{2}$
(c) only $s p^{3}$
(d) $s p^{2}$ and $s p^{3}$ | 1 |
87. An unbiased cubic die marked with $1,2,2,3,3,3$ is rolled 3 times. The probability of getting a total score of 4 or 6 is
a. $16 / 216$
b. $50 / 216$
c. $60 / 216$
d. none of these | 1 |
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