Question stringlengths 2 3k | label int64 0 1 |
|---|---|
The Asian Games were most recently held in New Delhi in what year? | 0 |
Which is the best book for studying engineering mechanics (dynamics)? | 0 |
Example 7.6 A resistor of $200 \Omega$ and a capacitor of $15.0 \mu \mathrm{F}$ are connected in series to a $220 \mathrm{~V}, 50 \mathrm{~Hz}$ ac source. (a) Calculate the current in the circuit; (b) Calculate the voltage (rms) across the resistor and the capacitor. Is the algebraic sum of these voltages more than the... | 1 |
What is the revenue model of no broker.in? | 0 |
6. The length of a steel wire is $l_{1}$ when the stretching force is $T_{1}$ and $l_{2}$ when the stretching force is $T_{2}$. The natural length of the wire is
(a) $\frac{l_{1} T_{1}+l_{2} T_{2}}{T_{1}+T_{2}}$
(b) $\frac{l_{2} T_{1}+l_{1} T_{2}}{T_{1}+T_{2}}$
(c) $\frac{l_{2} T_{1}-l_{1} T_{2}}{T_{1}-T_{2}}$
(d) $\fr... | 1 |
What will be your foreign policy on Nigeria regarding fighting corruption? | 0 |
Illustration 3.38 Find the vector equation of a line passing through $3 \hat{i}-5 \hat{j}+7 \hat{k}$ and perpendicular to the plane $3 x-4 y+5 z=8$. | 1 |
What would be a bad question to ask on Quora? | 0 |
Beautiful photography websites? | 0 |
2. 
Identify the incorrect statement from the options below for the above cell :
[Main Sep. 04, 2020 (I)]
(a) If $\mathrm{E}_{\text {ext }}>1.1 \mathrm{~V}$, $\mathrm{e}^{-}$flows from $\m... | 1 |
Is it okay for kids to wear makeup? | 0 |
Why does Megan in many episodes calls to Drake and to Josh stupids? | 0 |
What are some generally unknown facts about Ancient India? | 0 |
6. A complex number $z$ is said to be unimodular, if $|z| \neq 1$. If $z_{1}$ and $z_{2}$ are complex numbers such that $\frac{z_{1}-2 z_{2}}{2-z_{1} \bar{z}_{2}}$ is unimodular and $z_{2}$ is not unimodular.
Then, the point $z_{1}$ lies on a
(2015 Main)
(a) straight line parallel to $X$-axis
(b) straight line para... | 1 |
5. The frequency of $A$ note is 4 times that of $B$ note. The energies of two notes are equal. The amplitude of $B$ note as compared to that of $A$ note will be
(a) double
(b) equal
(c) four times
(d) eight times | 1 |
How can I start learning Git and Github? | 0 |
3. If $x$ is real, then the value of the expression $\frac{x^{2}+14 x+9}{x^{2}+2 x+3}$ lies between
a. 5 and 4
b. 5 and - 4
c. -5 and 4
d. None of these | 1 |
Does the USA need a dictator? | 0 |
35. Bleaching powder contains a salt of an oxoacid as one of its components. The anhydride of that oxoacid is
(a) $\mathrm{Cl}_{2} \mathrm{O}$
(b) $\mathrm{Cl}_{2} \mathrm{O}_{7}$
(c) $\mathrm{ClO}_{2}$
(d) $\mathrm{Cl}_{2} \mathrm{O}_{6}$ | 1 |
Does weight lifting reduce, or stunt height and stop growth? | 0 |
What did Guinness World Records say of Ramoji Film City was in 20015? | 0 |
16. The following reaction is performed at $298 \mathrm{~K}$.
$$
2 \mathrm{NO}(\mathrm{g})+\mathrm{O}_{2}(\mathrm{~g}) \rightleftharpoons 2 \mathrm{NO}_{2}(\mathrm{~g})
$$
The standard free energy of formation of $\mathrm{NO}(\mathrm{g})$ is $86.6 \mathrm{KJ} / \mathrm{mol}$ at $298 \mathrm{~K}$. What is the standard... | 1 |
3. Prove that if any tangent to the ellipse is cut by the tangents at the ends points of the major axis in $T$ and $T$, then the circle whose diameter is $T T$ will pass through the foci of the ellipse. | 1 |
Homeostasis is Greek for what phrase? | 0 |
35. In the circuit shown, the key $(K)$ is closed at $t=0$, the current through the key at the instant $t=10^{-3} \ln 2$, is
(a) $2 \mathrm{~A}$
(b) $8 \mathrm{~A}$
(c) $4 \mathrm{~A}$
(d) ... | 1 |
31 In Fig. 27-42, the ideal batteries have emfs $\mathscr{E}_{1}=5.0 \mathrm{~V}$ and $\mathscr{E}_{2}=12 \mathrm{~V}$, the resistances are each $2.0 \Omega$, and the potential is defined to be zero at the grounded point of the circuit. What are potentials (a) $V_{1}$ and (b) $V_{2}$ at the indicated points?
 $12 \times 10^{46}$
(b) 96,500
(c) $6 \times 10^{23}$
(d) $8 \times 10^{16}$ | 1 |
49. When a white crystalline compound $\mathbf{X}$ is heated with $\mathrm{K}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}$ and concentrated $\mathrm{H}_{2} \mathrm{SO}_{4}$, a reddish brown gas $\mathbf{A}$ is evolved. On passing $\mathbf{A}$ into caustic soda solution, a yellow coloured solution of $\mathbf{B}$ is obtained. Ne... | 1 |
I'm frustrated from my life, what should I do? | 0 |
2. In the figure shown, a spring mass system is placed on a horizontal smooth surface in between two vertical rigid walls $W_{1}$ and $W_{2}$. One end of spring is fixed with wall $W_{1}$ and other end is attached with mass $m$ which is free to move. Initially, spring is tension free and having natural length $l_{0}$. ... | 1 |
9. A hot liquid is kept in a big room. The logarithm of the numerical value of the temperature difference between the liquid and the room is plotted against time. The plot will be very nearly
(a) a straight line
(b) a circular arc
(c) a parabola
(d) an ellipse. | 1 |
3. In the above question, can we use $\mathrm{v}=\mathrm{u}+\mathrm{a}$ equation directly? | 1 |
6. The velocity of a particle is zero at $t=0$.
(a) The acceleration at $t=0$ must be zero.
(b) The acceleration at $t=0$ may be zero.
(c) If the acceleration is zero from $t=0$ to $t=10 \mathrm{~s}$, the speed is also zero in this interval.
(d) If the speed is zero from $t=0$ to $t=10 \mathrm{~s}$ the acceleration... | 1 |
What literary movement in the 1700s recalled the fantastical literature of medieval times? | 0 |
44. At what temperature would $\mathrm{N}_{2}$ molecules have the same average speed as He atoms at 300 K ?
(2100 K) | 1 |
What is the best place to get a tattoo with the least possibility for distortion from age or weight gain? | 0 |
If you show a spider to a grown up man for the first time, will he be scared? | 0 |
17. The number of orbitals in $n=3$ are
(a) 1
(b) 4
(c) 9
(d) 16 | 1 |
How can you determine the Lewis structure for boron? | 0 |
Brain tissue that is living is what color on the outside? | 0 |
23. The Miller indices of two parallel planes in a crystal are
(a) same
(b) different | 1 |
10. Compare the bond lengths of the indicated bonds in the given compound:
$$
\text { a } \mathrm{NH}_{2}
$$
(A) $a>b$
(B) $a<b$
(C) $a=b$
(D) Cannot be predicted | 1 |
What are your best tips for very early stage startups? | 0 |
What are the most interesting products and innovations that T-Mobile is coming out with in 2016? | 0 |
What is a spreader beam? | 0 |
2. A uniform electric field of strength $\mathbf{E}$ exists in a region. An electron enters a point $A$ with velocity $v$ as shown. It moves through the electric field and reaches at point $B$. Velocity of particle at $B$ is $2 v$ at $30^{\circ}$ with $x$-axis. Then,
$ is defined on the interval $[0,1]$.
Then match the following columns
| Column I: Function | Column II: Domain |
| :--- | :--- |
| a. $f(\tan x)$ | $\mathbf{p}\left[2 n \pi-\frac{\pi}{2}, 2 n \pi+\frac{\pi}{2}\right], n \in Z$ |
| b. $f(\sin x)$ | $\mathbf{q}\left[2 n \pi, 2 n \pi+\frac{\pi}{6}\... | 1 |
Who was responsible for creating the first radio? | 0 |
What is the need for pointers in C? | 0 |
5. A resistance is shown in the figure. Its value and tolerance are given respectively by
(2019 Main, 9 April I)
(a) $270 \Omega, 5 \%$
(b) $27 \mathrm{k} \Omega, 20 \%$
(c) $27 \mathrm{k}... | 1 |
13. Two equal point charges are fixed at $x=-a$ and $x=+a$ on the $x$-axis. Another point charge $Q$ is placed at the origin. The change in the electrical potential energy of $Q$, when it is displaced by a small distance $x$ along the $x$-axis, is approximately proportional to
(a) $x$
(b) $x^{2}$
(c) $x^{3}$
(d) $1 /... | 1 |
What are some religious traditions that are found within differing religions? | 0 |
Who is the most over-rated Bollywood actor/actress? | 0 |
20. A research satellite of mass $200 \mathrm{~kg}$ circles the earth in an orbit of average radius $3 R / 2$, where $R$ is the radius of the earth. Assuming the gravitational pull on the mass of $1 \mathrm{~kg}$ on the earth's surface to be $10 \mathrm{~N}$, the pull on the satellite will be
(a) $1212 \mathrm{~N}$
(b)... | 1 |
$\bullet 14$ (ง) A light detector has an absorbing area of $2.00 \times 10^{-6} \mathrm{~m}^{2}$ and absorbs $50 \%$ of the incident light, which is at wavelength 600 nm . The detector faces an isotropic source, 12.0 m from the source. The energy $E$ emitted by the source versus time $t$ is given in Fig. 38-26 $\left(E... | 1 |
Is there value in wisdom? | 0 |
18. Among the following compounds, the increasing order of their basic strength is :
(a) (I) $<$ (II) $<$ (IV) $<$ (III)
(b) (I) $<$ (II) $<$ (III) $<$ (IV)
(c) (II) $<$ (I) $<$ (IV) $<$ (III)
(d) (II) $<$ (I) $<$... | 1 |
What changed when the concept was broadened? | 0 |
Is there a difference between psychiatrist and psychologist? | 0 |
When do flights get delayed? | 0 |
Was 2016 a bad year for you? | 0 |
5. Which intermolecular force is most responsible in allowing xenon gas to liquefy?
(a) Instantaneous dipole-induced dipole
(b) Ion-dipole
(c) Ionic
(d) Dipole - dipole | 1 |
5. An $n-p-n$ transistor operates as a common emitter amplifier, with a power gain of $60 \mathrm{~dB}$. The input circuit resistance is 100 $\Omega$ and the output load resistance is $10 \mathrm{k} \Omega$. The common emitter current gain $\beta$ is
(a) $10^{2}$
(b) $6 \times 10^{2}$
(c) $10^{4}$
(d) 60 | 1 |
2. The volume of a cube is increasing at the rate of $8 \mathrm{~cm}^{3} / \mathrm{s}$. How fast is the surface area increasing when the length of an edge is 12 cm ? | 1 |
10 In Fig. 29-41, a wire forms a semicircle of radius $R=9.26 \mathrm{~cm}$ and two (radial) straight segments each of length $L=13.1 \mathrm{~cm}$. The wire carries current $i=34.8 \mathrm{~mA}$. What are the (a) magnitude and (b) direction (into or
Figure 29-41 Problem 10. out of the page) of the net magnetic field ... | 1 |
Why does the outside of my car smell heavily of gas right after I fill the tank up? | 0 |
Who did Alexander defeat in the area now Pakistan? | 0 |
What app will let me download free songs on my iPhone? | 0 |
12. Which of the following lines lie on the plane $x+2 y-z+4=0$ ?
a. $\frac{x-1}{1}=\frac{y}{-1}=\frac{z-5}{-1}$
b. $x-y+z=2 x+y-z=0$
c. $\vec{r}=2 \hat{i}-\hat{j}+4 \hat{k}+\lambda(3 \hat{i}+\hat{j}+5 \hat{k})$
d. none of these | 1 |
9. One end of a light spring of spring constant k is fixed
to a wall and the other end is tied to a block placed on
a smooth horizontal surface. In a displacement, the work
done by the spring is 1
2 kx 2
. The possible cases are
(a) the spring was initially compressed by a distance x
and was finally in its natural leng... | 1 |
Why should everyone care about politics? | 0 |
26. Identify the product, $P$ in the following reaction : $\mathrm{CH}_{3}-\mathrm{CH}=\mathrm{CH}_{2}+\mathrm{NOCl} \longrightarrow P$
$[2006-3 M,-1]$
(a)
$$
\text { }
$$
b) $\begin{gathered}\mathrm{CH}_{3}-\unders... | 1 |
7. A particle of mass $m$ moves in a circular orbit in a central potential field $U(r)=\frac{1}{2} k r^{2}$. If Bohr's quantization conditions are applied, radii of possible orbitals and energy levels vary with quantum number $n$ as
(a) $r_{n} \propto n, E_{n} \propto n$
(b) $r_{n} \propto n^{2}, E_{n} \propto \fra... | 1 |
95 SSm A thick spherical shell of charge $Q$ and uniform volume charge density $\rho$ is bounded by radii $r_{1}$ and $r_{2}>r_{1}$. With $V=0$ at infinity, find the electric potential $V$ as a function of distance $r$ from the center of the distribution, considering regions (a) $r>r_{2}$, (b) $r_{2}>r>r_{1}$, and (c) ... | 1 |
Where can I get a European family office database? | 0 |
16.1 Why do we need to classify drugs in different ways ? | 1 |
9. In the Searle's experiment, after every step of loading, why should we wait for two minutes before taking the reading? (More than one options may be correct)
(a) So that the wire can have its desired change in length
(b) So that the wire can attain room temperature
(c) So that vertical oscillations can get subsid... | 1 |
How sound is cement? | 0 |
10. Let $R S$ be the diameter of the circle $x^{2}+y^{2}=1$, where $S$ is the point $(1,0)$. Let $P$ be a variable point (other than $R$ and $S$ ) on the circle and tangents to the circle at $S$ and $P$ meet at the point $Q$. The normal to the circle at $P$ intersects a line drawn through $Q$ parallel to $R S$ at point... | 1 |
5. $\sin \theta+\sqrt{3} \cos \theta=6 x-x^{2}-11,0 \leq \theta \leq 4 \pi, x \in R$, holds for
a. no values of $x$ and $\theta$
b. one value of $x$ and two values of $\theta$
c. two valuies of $x$ and two values of $\theta$
d two point of values of $(x, \theta)$ | 1 |
10. If $H\left(x_{0}\right)=0$ for some $x=x_{0}$ and $\frac{d}{d x} H(x)>2 c x H(x)$ for all $x \geq x_{0}$, where $c>0$, then
a. $H(x)=0$ has root for $x>x_{0}$
b. $H(x)=0$ has no roots for $x>x_{0}$
c. $H(x)$ is a constant function
d. None of these | 1 |
70 A 45.0 g block of tungsten at $30.0^{\circ} \mathrm{C}$ and a 25.0 g block of silver at $-120^{\circ} \mathrm{C}$ are placed together in an insulated container. (See Table 18-3 for specific heats.) (a) What is the equilibrium temperature? What entropy changes do (b) the tungsten, (c) the silver, and (d) the tungsten... | 1 |
What should I do when someone else likes my crush? | 0 |
19. While the piston is at a distance $2 L$ from the top, the hole at the top is sealed. The piston is then released, to a position where it can stay in equilibrium. In this condition, the distance of the piston from the top is
$(2007,4$ M)
(a) $\left(\frac{2 p_{0} \pi R^{2}}{\pi R^{2} p_{0}+M g}\right)$
$(2 L)$
(b) $... | 1 |
Multielectrode recording allows what? | 0 |
6. The radius of the first Bohr orbit of hydrogen atom is $r$. The radius of the 3rd orbit would be
(a) $3 r$
(b) $9 r$
(c) $27 r$
(d) none of these | 1 |
What is limit of [math]\dfrac{1^4+2^4+3^4....n^4}{n^4}[/math]? where n tends to infinity? | 0 |
Can a ug degree from india related to sciences take me to study pre med in usa? | 0 |
Why money is important in our life? | 0 |
What dynasty captured most of central India? | 0 |
40. Consider the kinetic data given in the following table for the reaction $A+B+C \rightarrow$ product.
| Experiment <br> No. | $[A]$ <br> $\left(\mathbf{m o l ~ d m}^{-3}\right)$ | $[B]$ <br> $\left(\mathbf{m o l ~ d m}^{-3}\right)$ |  Sucralose
(b) Aspartane
(c) Saccharin
(d) Alitame | 1 |
4. Let $f(x)$ be a cubic polynomial which has local maximum at $x=-1$ and $f^{\prime}(x)$ has a local minimum at $x=1$. If $f(-1)=10$ and $f(3)=-22$, then one fourth of the distance between its two horizontal tangents is | 1 |
What are some good online courses for an LLB student? | 0 |
What were the major effects of the cambodia earthquake, and how do these effects compare to the Rat Islands earthquake in 1965? | 0 |
At the beginning of what age are the dates of the Kuru kingdom? | 0 |
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