Question stringlengths 2 3k | label int64 0 1 |
|---|---|
127. An urn contains 3 red balls and $n$ white balls. Mr. A draws two balls together from the urn. The probability that they have the same colour is $1 / 2$. Mr. B draws one balls form the urn, notes its colour and replaces it. He then draws a second ball from the urn and finds that both balls have the same colour is $... | 1 |
(b) two of the bulbs are switched on and | 1 |
What's infinity? | 0 |
What did McKerrow concede about his new copy-text method? | 0 |
If you could go anywhere in the world for two weeks, where would you go? | 0 |
The digestive chambers of the Ctenophora and the Cnidaria serve as what? | 0 |
Sugar: Why are monosaccharides and disaccharides sweet while polysaccharides are not sweet? | 0 |
5.  | 1 |
I'm a girl how do I know if a girl likes me? | 0 |
11. $s p^{3} d^{2}$ Hybridisation is not displayed by :
(a) $\mathrm{BrF}_{5}$
(b) $\mathrm{SF}_{6}$
(c) $\left[\mathrm{CrF}_{6}\right]^{3-}$
(d) $\mathrm{PF}_{5}$ | 1 |
If you are to write specification of an universally ideal/perfect person, what would that be? | 0 |
87 SSM A massless rigid rod of length $L$ has a ball of mass $m$ attached to one end (Fig. 8-68). The other end is pivoted in such a way that the ball will move in a vertical circle. First, assume that there is no friction at the pivot. The system is launched downward from the horizontal position $A$ with initial speed... | 1 |
How many employees does Infosys have? | 0 |
What is a good solar panel installation provider near Acton, California CA? | 0 |
How do I connect a setup box (cable) to a computer? | 0 |
9. A granite rod of $60 \mathrm{~cm}$ length is clamped at its middle point and is set into longitudinal vibrations. The density of granite is $2.7 \times 10^{3} \mathrm{~kg} / \mathrm{m}^{3}$ and its Young's modulus is $9.27 \times 10^{10} \mathrm{~Pa}$. What will be the fundamental frequency of the longitudinal vibra... | 1 |
Which one should I learn between C and Rust? | 0 |
8. The molecules of a gas $A$ travel four times faster than the molecules of gas $B$ at the same temperature. The ratio of molecular weights $\left(M_{A} / M_{B}\right)$ will be
(a) $1 / 16$
(b) 4
(c) $1 / 4$
(d) 16 | 1 |
Is it possible to increase height naturally after 19 for females? What exercises we should focus on? | 0 |
What is the best school for banking? | 0 |
What are there prominent examples of in comic history? | 0 |
What differentiates God from gods? | 0 |
8. The curve $y=(\lambda+1) x^{2}+2$ intersects the curve $y=\lambda x+3$ in exactly one point, if $\lambda$ equals
a. $\{-2,2\}$
b. $\{1\}$
c. $\{-2\}$ d. $\{2\}$ | 1 |
Is it morally correct for our Prime Minister Narendra Modi to appear in advertisement of Reliance Jio? | 0 |
What brings people back to Quora? | 0 |
What does federal law come from? | 0 |
2. A particle of mass $m$ and charge $-Q$ is constrained to move along the axis of a ring of radius $a$. The ring carries a uniform charge density $+\lambda$ along its length. Initially, the particle is in the centre of the ring where the force on it is zero. Show that the period of oscillation of the particle when it ... | 1 |
3. Assertion : In the formula $p=\frac{2}{3} E$, the term $E$ represents translational kinetic energy per
unit volume of gas.
Reason : In case of monoatomic gas, translational kinetic energy and total kinetic energy are equal. | 1 |
What are the best brands of pillows? | 0 |
4. Find angle between $\mathbf{A}$ and $\mathrm{B}$, where,
(a) $\mathbf{A}=2 \hat{\mathbf{i}}$ and $\mathbf{B}=-6 \hat{\mathbf{i}}$
(b) $\mathbf{A}=6 \hat{\mathbf{j}}$ and $\mathbf{B}=-2 \hat{\mathbf{k}}$
(c) $\mathbf{A}=(2 \hat{\mathbf{i}}-3 \hat{\mathbf{j}})$ and $\mathbf{B}=4 \hat{\mathbf{k}}$
(d) $\mathbf{A}=4 \ha... | 1 |
Where is my email? | 0 |
17. If $s t=1$, then the tangent at $P$ and the normal at $S$ to the parabola meet at a point whose ordinate is
(a) $\frac{\left(t^{2}+1\right)^{2}}{2 t^{3}}$
(b) $\frac{a\left(t^{2}+1\right)^{2}}{2 t^{3}}$
(c) $\frac{a\left(t^{2}+1\right)^{2}}{t^{3}}$
(d) $\frac{a\left(t^{2}+2\right)^{2}}{t^{3}}$ | 1 |
In which group does the anus form first, with the mouth developing secondarily? | 0 |
17. Molecular weight of a gas, 11.2 litres of which at NTP weighs 14 g , is
(a) 14
(b) 28
(c) $\frac{14}{11 \cdot 2}$
(d) $14 \times 11.2$ | 1 |
How much would it cost to build the pyramids today? | 0 |
- Example 2 A rod $P Q$ of mass m, area of cross section A, length $l$ and Young's modulus of elasticity $Y$ is lying on a smooth table as shown in figure. A force $F$ is applied at $P$. | 1 |
Why were atomic bombs used on japan? | 0 |
56. A function $f$ is defined by $f(x)=|x|^{m}|x-1|^{\mathrm{n}}, \forall x \in R$. The local maximum value of the function is $(m, n \in N)$
a. 1
b. $m^{n} n^{m}$
c. $\frac{m^{m} n^{n}}{(m+n)^{m+n}}$
d. $\frac{(m n)^{m n}}{(m+n)^{m+n}}$ | 1 |
Can someone watch movies for a living? | 0 |
(b) Considering the equilibrium of the water, find the resultant force exerted by the sides of the glass on the water. Atmospheric pressure $=1.0 \times 10^{5} \mathrm{~N} \mathrm{~m}^{-2}$. Density of water $=1000 \mathrm{~kg} \mathrm{~m}^{-3}$ and $g=10 \mathrm{~m} \mathrm{~s}^{-2}$. Take all numbers to be exact. | 1 |
Example 3.4
(i) $k=2.3 \times 10^{-5} \mathrm{~L} \mathrm{~mol}^{-1} \mathrm{~s}^{-1}$
(ii) $k=3 \times 10^{-4} \mathrm{~s}^{-1}$ | 1 |
1. A capacitor acts as an infinite resistance for
(a) DC
(b) $\mathrm{AC}$
(c) DC as well as $\mathrm{AC}$
(d) neither AC nor DC. | 1 |
67. Line $a x+b y+p=0$ makes angle $\pi / 4$ with $x \cos \alpha$ $+y \sin \alpha=p, p \in R^{+}$. If these lines and the line $x \sin \alpha$ $-y \cos \alpha=0$ are concurrent, then
a. $a^{2}+b^{2}=1$
b. $a^{2}+b^{2}=2$
c. $2\left(a^{2}+b^{2}\right)=1$
d. none of these | 1 |
10
 | 1 |
What is the most complex organ in an animal's body? | 0 |
5. A wire elongates by $1.0 \mathrm{~mm}$ when a load $W$ is hung from it. If this wire goes over a pulley and two weights $W$ each are hung at the two ends, the elongation of the wire will be
(a) $0.5 \mathrm{~m}$
(b) $1.0 \mathrm{~mm}$
(c) $2 \cdot 0 \mathrm{~mm}$
(d) $4.0 \mathrm{~mm}$. | 1 |
9. A particle of mass $m$ is projected with velocity $v$ at an angle $\theta$ with the horizontal. Find its angular momentum about the point of projection when it is at the highest point of its trajectory. | 1 |
16.3 Name the macromolecules that are chosen as drug targets. | 1 |
What is the real reason for the July 2016 Turkish Coup attempt? | 0 |
45. A radioactive substance is decaying with $t_{\frac{1}{2}}=30$ days. On being separated into two fractions, one of the fractions, immediately after separation, decays with $t_{1 / 2}=2$ days. The other fraction, immediately after separation, would show
(a) constant activity
(b) increasing activity
(c) decay with $t_... | 1 |
What is the way to start writing a sci-fi novel? | 0 |
1. A small speaker delivers $2 \mathrm{~W}$ of audio output. At what distance from the speaker will one detect $120 \mathrm{~dB}$ intensity sound? [Take, reference intensity of sound as $10^{-12} \mathrm{~W} / \mathrm{m}^{2}$
(a) $40 \mathrm{~cm}$
(b) $20 \mathrm{~cm}$
(c) $10 \mathrm{~cm}$
(d) $30 \mathrm{~cm}$ | 1 |
1. $\frac{e^{x}}{\sin x}$ | 1 |
Who published a work in 1937 on the relationship between emotion and the limbic system? | 0 |
How many medical schools are in Hyderabad? | 0 |
Providing a government service from the lowest form of local government that can adequately provide the service is called what? | 0 |
22. The combination of two bar magnets makes 10 oscillations per second in an oscillation magnetometer when like poles are tied together and 2 oscillations per second when unlike poles are tied together. Find the ratio of the magnetic moments of the magnets. Neglect any induced magnetism. | 1 |
27. The correct statement(s) about surface properties is (are)
(a) Adsorption is accompanied by decrease in enthalpy and decrease in entropy of the system
(b) The critical temperatures of ethane and nitrogen are $563 \mathrm{~K}$ and $126 \mathrm{~K}$, respectively. The adsorption of ethane will be more than that o... | 1 |
1. In a laboratory experiment on emission from atomic hydrogen in a discharge tube, only a small number of lines are observed whereas a large number of lines are present in the hydrogen spectrum of a star. This is because in a laboratory
(a) the amount of hydrogen taken is much smaller than that present in the star (b... | 1 |
7. Figure (18-Q3) shows three transparent media of refractive indices $\mu_{1}, \mu_{2}$ and $\mu_{3}$. A point object $O$ is placed in the medium $\mu_{2}$. If the entire medium on the right of the spherical surface has refractive index $\mu_{1}$, the image forms at $O^{\prime}$. If this entire medium has refractive i... | 1 |
What made binding precedent a possibility? | 0 |
6. A particle starts performing simple harmonic motion. Its amplitude is $A$. At one time its speed is half that of the maximum speed. At this moment the displacement is
(a) $\frac{\sqrt{2} A}{3}$
(b) $\frac{\sqrt{3} A}{2}$
(c) $\frac{2 A}{\sqrt{3}}$
(d) $\frac{3 A}{\sqrt{2}}$ | 1 |
10. Given that potential difference across $1 \mu \mathrm{F}$ capacitor is $10 \mathrm{~V}$. Then,
(a) potential difference across $4 \mu \mathrm{F}$ capacitor is $40 \mathrm{~V}$
(b) pot... | 1 |
7. Assertion : Plane of space satellite is always equatorial plane.
Reason: On the equator value of $g$ is minimum. | 1 |
21. Let $f(x)=4 x(1-x), 0 \leq x \leq 1$. The number of solution of $f(f(f(x)))=\frac{x}{3}$ is | 1 |
36. $\quad s p^{2}$ hybrid orbitals have equal $s$ and $p$ character. | 1 |
Name one of the groups who backed Prussia in the Franco-Russian war? | 0 |
How is a garden hose's flow rate determined? | 0 |
What can we learn from Mr. Trump's victory? | 0 |
What is the best IFB washing machine repair center in hyderabad? | 0 |
What is the best website to learn coding for website development? | 0 |
5.268. A small ideal mirror of mass $m=10 \mathrm{mg}$ is suspended by a weightless thread of length $l=10 \mathrm{~cm}$. Find the angle through which the thread will be deflected when a short laser pulse with energy $E=13 \mathrm{~J}$ is shot in the horizontal direction at right angles to the mirror. Where does the mi... | 1 |
Why are some people addicted to music? | 0 |
63. If $y=2 x-3$ is a tangent to the parabola $y^{2}=4 a\left(x-\frac{1}{3}\right)$, then ' $a$ ' is equal to
a. $\frac{22}{3}$
b. -1
c. $\frac{14}{3}$
d. $\frac{-14}{3}$ | 1 |
2. Evaluate $\int_0^{\infty}\left[2 e^{-x}\right] d x$, where $[x]$ represents greatest integer function. | 1 |
What is it like to be a contestant on Kaun Banega Crorepati (KBC)? | 0 |
What type of regulations make corruption worse for public spending? | 0 |
Who argued against works where the author listens to input from others? | 0 |
6. If $f(x)=\frac{x-2}{2}$, then in $[0, \pi]$
a. both $\tan (f(x))$ and $\frac{1}{f(x)}$ are continuous
b. $\tan (f(x))$ is continuous but $f^{-1}(x)$ is not continuous
c. $\tan \left(f^{-1}(x)\right)$ and $f^{-1}(x)$ are discontinuous
d. None of these | 1 |
What should be India’s best reply to Pakistan after uri attack? | 0 |
23. An aluminium can of cylindrical shape contains $500 \mathrm{~cm}^{3}$ of water. The area of the inner cross section of the can is $125 \mathrm{~cm}^{2}$. All measurements refer to $10^{\circ} \mathrm{C}$. Find the rise in the water level if the temperature increases to $80^{\circ} \mathrm{C}$. The coefficient of li... | 1 |
Ex. 69. Consider
$$
{ }^{228} \mathrm{Th} \xrightarrow{-\alpha}{ }^{224} \mathrm{Ra} \xrightarrow{-\alpha}{ }^{220} \mathrm{Rn}
$$
where $t \frac{1}{2}\left({ }^{228} \mathrm{Th}\right)=1.913 \mathrm{yr}, t \frac{1}{2}\left({ }^{224} \mathrm{Ra}\right)=3.64 \mathrm{~d}$. Determine the $N(\mathrm{Th}) / N(\mathrm{Ra})... | 1 |
9. In form of $G$ (universal gravitational constant), $h$ (Planck constant) and $c$ (speed of light), the time period will be proportional to
(a) $\sqrt{\frac{G h}{c^{5}}}$
(b) $\sqrt{\frac{h c^{5}}{G}}$
(c) $\sqrt{\frac{c^{3}}{G h}}$
(d) $\sqrt{\frac{G h}{c^{3}}}$ | 1 |
11. A parallel beam of light is incident on a converging lens parallel to its principal axis. As one moves away from the lens on the other side on its principal axis, the intensity of light
(a) remains constant
(c) continuously decreases
(b) continuously increases
(d) first increases then decreases. | 1 |
Why is my dog dry heaving white foam? | 0 |
Were any Native American tribes participating on either side of the US Civil War? | 0 |
4. The largest term common to the sequences $1,11,21,31, \ldots$ to 100 terms and $31,36,41,46, \ldots$ to 100 terms is
a. 381
b. 471
c. 281
d. none of these | 1 |
I want to start a web startup but I don't know who to hire. What are the different types of skills I should look for in a programmer and how should I handle the hiring process? | 0 |
What are some of the best interesting quotes? | 0 |
What are case study topic related to innovation and technology? | 0 |
9. In the figure shown $\frac{\sin i}{\sin r}$ is equal to
(a) $\frac{\mu_{2}^{2}}{\mu_{3} \mu_{1}}$
(b) $\frac{\mu_{3}}{\mu_{1}}$
(c) $\frac{\mu_{3} \mu_{1}}{\mu_{2}^{2}}$
(d) $\frac{\mu_{... | 1 |
Can I follow a Google+ community? | 0 |
Ex. 21. Calculate the total number of electrons present in 1.6 g of $\mathrm{CH}_{4}$. | 1 |
1. The value of resistance of the coil calculated by the student is
(a) $3 \Omega$
(b) $4 \Omega$
(c) $5 \Omega$
(d) $8 \Omega$ | 1 |
47. If it is possible to draw a line which belongs to all the given family of lines $y-2 x+1+\lambda_{1}(2 y-x-1)=0$, $3 y-x-6+\lambda_{2}(y-3 x+6)=0, a x+y-2$ $+\lambda_{3}(6 x+a y-a)=0$, then
a. $a=4$
b. $a=3$
c. $a=-2$
d. $a=2$ | 1 |
39. A square of side $4 \mathrm{~cm}$ and uniform thickness is divided into four squares. The square portion $A^{\prime} A B^{\prime} D$ is removed and the removed portion is placed over the portion $D B^{\prime} B C^{\prime}$. The new position of centre of mass is
![](https://cdn.mathpix.com/cropped/2024_06_07_71411c... | 1 |
What are the safety precautions on handling shotguns proposed by the NRA in Idaho? | 0 |
Ex. 23. An equilibrium mixture at 300 K contains $\mathrm{N}_{2} \mathrm{O}_{4}$ and $\mathrm{NO}_{2}$ at 0.28 and $1 \cdot 1 \mathrm{~atm}$ pressures respectively. If the volume of the container is doubled, calculate the new equilibrium pressure of the two gases. | 1 |
What is the “Sociological Imagination”? | 0 |
How did both gay and straight men react to pictures of both naked men and women? | 0 |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.