Question stringlengths 2 3k | label int64 0 1 |
|---|---|
What components does he believe shoud be used in studies? | 0 |
What two forms of law make up the laws of the United States? | 0 |
Is life only possible in carbon based forms? Is there a possibility that we may be not be able to see other forms of life here on earth because our carbon based forms restricts us to observe other life forms based on some other element? | 0 |
25. The standard oxidation potentials, $E^{\circ}$, for the half reactions are as
[1988 - 1 Mark]
$\mathrm{Zn}=\mathrm{Zn}^{2+}+2 \mathrm{e}^{-} ; E^{0}=+0.76 \mathrm{~V}$
$\mathrm{Fe}=\mathrm{Fe}^{2+}+2 \mathrm{e}^{-} ; E^{0}=+0.41 \mathrm{~V}$
The EMF for the cell reaction :
$\mathrm{Fe}^{2+}+\mathrm{Zn} \righta... | 1 |
16. If the sum of all the 3 digit natural numbers which contain at least one odd digit and one even digit is k. Find $\mathrm{k} / 1000$ | 1 |
How secure is the iPhone? | 0 |
85. The compound $\mathbf{N}$ is
(a) $\mathrm{AgNO}_{3}$
(b) $\mathrm{Zn}\left(\mathrm{NO}_{3}\right)_{2}$
(c) $\mathrm{Al}\left(\mathrm{NO}_{3}\right)_{3}$
(d) $\mathrm{Pb}\left(\mathrm{NO}_{3}\right)_{2}$ | 1 |
56. A $20.0 \mathrm{~cm}^{3}$ mixture of $\mathrm{CO}, \mathrm{CH}_{4}$ and He gases is exploded by an electric discharge at room temperature with excess of oxygen. The volume contraction is found to be $13.0 \mathrm{~cm}^{3}$. A further contraction of $14.0 \mathrm{~cm}^{3}$ occurs when the residual gas is treated wit... | 1 |
35. A jet of water hits a flat stationary plate perpendicular to its motion. The jet ejects $500 \mathrm{~g}$ of water per second with a speed of $1 \mathrm{~m} / \mathrm{s}$. Assuming that after striking, the water flows parallel to the plate, then the force exerted on the plate is
(a) $5 \mathrm{~N}$
(b) $1.0 \mathrm... | 1 |
5.20. A shaft of light passes through a prism with refracting angle $\theta$ and refractive index $n$. Let $\alpha$ be the diffraction angle of the shaft. Demonstrate that if the shaft of light passes through the prism symmetrically,
(a) the angle $\alpha$ is the least;
(b) the relationship between the angles $\alpha... | 1 |
2. The total work done on a particle is equal to the change in its kinetic energy
(a) always
(b) only if the forces acting on the body are conservative
(c) only in the inertial frame
(d) only if no external force is acting | 1 |
10. The centre of a circle passing through the points $(0,0)$, $(1,0)$ and touching the circle $x^{2}+y^{2}=9$ is
(a) $(3 / 2,1 / 2)$
(b) $(1 / 2,3 / 2)$
(c) $(1 / 2,1 / 2)$
(d) $\left(1 / 2,-2^{1 / 2}\right)$ | 1 |
What does life mean to you today? | 0 |
If I delete my WhatsApp account, will it leave a public notification in group chats? | 0 |
How do I grow facial hair near pimple? | 0 |
28. The reaction, $\boldsymbol{A} \rightarrow$ Product, follows first order kinetics. In 40 minutes the concentration of $\boldsymbol{A}$ changes from 0.1 to $0.025 \mathrm{M}$. The rate of reaction, when concentration of $\boldsymbol{A}$ is $0.01 \mathrm{M}$ is
(a) $1.73 \times 10^{-4} \mathrm{M} \mathrm{min}^{-1}$
... | 1 |
7. If $\left|\begin{array}{ccc}6 i & -3 i & 1 \\ 4 & 3 i & -1 \\ 20 & 3 & i\end{array}\right|=x+i y$, then
(1998, 2M)
(a) $x=3, y=1$ (b) $x$
$x=1, y=1$ (c) $x=0, y=3$
(d) $x=0, y=0$ | 1 |
20. For $\pi \leq \theta<2 \pi$, let
$\mathrm{P}=\frac{1}{2} \cos \theta-\frac{1}{4} \sin 2 \theta-\frac{1}{8} \cos 3 \theta+\frac{1}{16} \sin 4 \theta+\frac{1}{32} \cos 5 \theta-\frac{1}{64} \sin 6 \theta-\frac{1}{128} \cos 7 \theta+\ldots$. and
$\mathrm{Q}=1-\frac{1}{2} \sin \theta-\frac{1}{4} \cos 2 \theta+\frac{1... | 1 |
Will Ae Dil Hai Mushkil be an all time hit for Ranbir Kapoor? | 0 |
I'm 16 years old and I'm very intelligent also but I feel that people don't treat me right. What should I do? | 0 |
88. If $\left(b^{2}-4 a c\right)^{2}\left(1+4 a^{2}\right)<64 a^{2}, a<0$, then maximum value of quadratic expression $a x^{2}+b x+\epsilon$ is always less than
a. 0
b. 2
c. -1
d. -2 | 1 |
What are your views about demonetisation in India? | 0 |
How does Vitamin C benefit skin? | 0 |
28. The degree of hydrolysis of a salt of a weak acid and a weak base in its 0.1 M solution is found to be $50 \%$. If the molarity of the solution is 0.2 M , the percentage hydrolysis of the salt should be
(a) $100 \%$
(b) $50 \%$
(c) $25 \%$
(d) none of these | 1 |
Does it make sense to go for an SPSS certification to subsequently qualify for a job in data mining? | 0 |
Is it scary to have penetrative sex? I have not been able to do it as I get scared and feel pain while he tries to penetrate, and I ask him to stop. Is anything wrong with me? | 0 |
Who is an April fool? | 0 |
Problem 2.17 What is the total number of orbitals associated with the principal quantum number $n=3$ ? | 1 |
What kind of arch design from Islamic architecture affected European architects? | 0 |
15. In the given circuit the current flowing through the resistance $20 \Omega$ is $0.3 \mathrm{~A}$, while the ammeter reads $0.8 \mathrm{~A}$. What is the value of $R_{1}$ ?
(a) $30 \Ome... | 1 |
During what decade did the Seljuk Turks occupy Armenia? | 0 |
32. If $\frac{r}{r_{1}}=\frac{r_{2}}{r_{3}}$,
then
a. $A=90^{\circ}$
b $B=90^{\circ}$
c. $C=90^{\circ}$
d. none of these | 1 |
What will be the drawbacks of issuing Rs 2000 notes by the RBI? Will it not become easy to hoard more black money? | 0 |
Why do my friends talk behind my back? | 0 |
1. The maximum value of
$$
3 \cos \theta+5 \sin \theta-\frac{\pi}{6}
$$
for any real value of $\theta$ is
(2019 Main, 12 Jan I)
(a) $\frac{\sqrt{79}}{2}$
(b) $\sqrt{34}$
(c) $\sqrt{31}$
(d) $\sqrt{19}$ | 1 |
What method, derived from the Romans, was traditionally used to build ships? | 0 |
How do I be awesome all the time? | 0 |
Why aren't women offended by the Bible's claim that woman came from man's rib when clearly all men and women come from the womb of a woman? | 0 |
Is it necessary to acquire any ideology? | 0 |
10. To increase the angular magnification of a simple microscope, one should increase
(a) the focal length of the lens
(b) the power of the lens
(c) the aperture of the lens
(d) the object size. | 1 |
35. For the reaction $\mathrm{PCl}_{5}(\mathrm{~g}) \rightleftharpoons \mathrm{PCl}_{3}(\mathrm{~g})+\mathrm{Cl}_{2}(\mathrm{~g})$, the forward reaction at constant temperature is favoured by
(a) introducing an inert gas at constant volume
(b) introducing chlorine gas at constant volume
(c) introducing an inert gas at ... | 1 |
How can I watch a YouTube subscribed video without having to subscribe to that channel? | 0 |
7.68 The solubility product constant of $\mathrm{Ag}_{2} \mathrm{CrO}_{4}$ and AgBr are $1.1 \times 10^{-12}$ and $5.0 \times 10^{-13}$ respectively. Calculate the ratio of the molarities of their saturated solutions. | 1 |
What is a good solar panel installation provider in Acton, California CA? | 0 |
34. The piston is taken completely out of the cylinder. The hole at the top is sealed. A water tank is brought below the cylinder and put in a position so that the water surface in the tank is at the same level as the top of the cylinder as shown in the figure. The density of the water is $\rho$. In equilibrium, the he... | 1 |
Who is the most important part in your studying? | 0 |
1. The force on an electron at $P$ at $t=2.0 \mathrm{~s}$ is
(a) $96 \times 10^{-21} \mathrm{~N}$
(b) $48 \times 10^{-21} \mathrm{~N}$
(c) $24 \times 10^{-21} \mathrm{~N}$
(d) zero | 1 |
I want a BSNL WiFi connection at home. I have a BSNL landline. What should I do? | 0 |
What are some of the best Python tricks that you have come across? | 0 |
24. The sum of the solutions of the equation $2 \sin ^{-1} \sqrt{x^{2}+x+1}+\cos ^{-1} \sqrt{x^{2}+x}=\frac{3 \pi}{2}$ is
a. 0
b. -1
c. 1
d. 2 | 1 |
How do a person know what is his passion? | 0 |
What is the best way to impress a girl? | 0 |
Why do I feel sleepy when I start studying? What can I do? | 0 |
Three forms of corruption that can promote criminal activities include drugs, money laundering, and what? | 0 |
What is the best site to learn how to code? | 0 |
When would American courts follow post-revolution commonwealth rulings? | 0 |
When did Mutt and Jeff appear? | 0 |
How much would a 3 day trip to Auli cost? | 0 |
1. Which of the following statements applies to C10H14O2
compound?
(A) It may have 2 double bonds and 2 rings. (B) It may have 3 double bond and Oxygen ring.
(C) It may have 1 triple bond and 2 rings. (D) It may have zero double bond and 3 rings | 1 |
Example 6 Find the vector and the Cartesian equations of the line through the point $(5,2,-4)$ and which is parallel to the vector $3 \hat{i}+2 \hat{j}-8 \hat{k}$. | 1 |
Sample Problem 30.07 Energy stored in a magnetic field
A coil has an inductance of 53 mH and a resistance of be satisfie $0.35 \Omega$.
(a) If a 12 V emf is applied across the coil, how much energy is stored in the magnetic field after the current has built up to its equilibrium value? | 1 |
They introduced it in response to what? | 0 |
What can be done to reduce thigh and hip fat in men? | 0 |
70. $\int\left(\frac{x+2}{x+4}\right)^{2} e^{x} d x$ is equal to
a. $e^{x}\left(\frac{x}{x+4}\right)+c$
b. $e^{x}\left(\frac{x+2}{x+4}\right)+c$
c. $e^{x}\left(\frac{x-2}{x+4}\right)+c$
d. $\left(\frac{2 x e^{2}}{x+4}\right)+c$ | 1 |
26. ................. ring is most strained.
(Cyclopropane, Cyclobutane, Cyclopentane) | 1 |
22. If the period of $\frac{\cos (\sin (n x))}{\tan (x / n)}, n \in N$, is $6 \pi$, then $n$ is equal to
a. 3
b. 2
c. 6
d. 1 | 1 |
3. Two sides of a rhombus are along the lines, $x-y+1=0$ and $7 x-y-5=0$. If its diagonals intersect at $(-1,-2)$, then which one of the following is a vertex of this rhombus?
(a) $(-3,-9)$
(b) $(-3,-8)$
(c) $\frac{1}{3},-\frac{8}{3}$
(d) $-\frac{10}{3},-\frac{7}{3}$ | 1 |
What is use of choke coil across fluorescent lamp? | 0 |
12.37 In the Lassaigne's test for nitrogen in an organic compound, the
Prussian blue colour is obtained due to the formation of:
(a) $\mathrm{Na}_{4}\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]$
(b) $\mathrm{Fe}_{4}\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]_{3}$
(c) $\mathrm{Fe}_{2}\left[\mathrm{Fe}(\mathrm{CN})_{6}\ri... | 1 |
What group founded the Delhi Sultanate in the 13th century? | 0 |
53. If $a^{2} x^{4}+b^{2} y^{4}=c^{6}$, then the maximum value of $x y$ is
a. $\frac{c^{2}}{\sqrt{a b}}$
b. $\frac{c^{3}}{a b}$
c. $\frac{c^{3}}{\sqrt{2 a b}}$
d. $\frac{c^{3}}{2 a b}$ | 1 |
9. Aqueous solution of $\mathrm{Na}_{2} \mathrm{~S}_{2} \mathrm{O}_{3}$ on reaction with $\mathrm{Cl}_{2}$ gives -
(a) $\mathrm{Na}_{2} \mathrm{~S}_{4} \mathrm{O}_{6}$
(b) $\mathrm{NaHSO}_{4}$
(c) $\mathrm{NaCl}$
(d) $\mathrm{NaOH}$ | 1 |
Is Satan real? | 0 |
63. The equation of the chord joining two points $\left(x_{1}, y_{1}\right)$ and $\left(x_{2}, y_{2}\right)$ on the rectangular hyperbola $x y=c^{2}$ is
a. $\frac{x}{x_{1}+x_{2}}+\frac{y}{y_{1}+y_{2}}=1$
b. $\frac{x}{x_{1}-x_{2}}+\frac{y}{y_{1}-y_{2}}=1$
c. $\frac{x}{y_{1}+y_{2}}+\frac{y}{x_{1}+x_{2}}=1$
d. $\frac{x}{y... | 1 |
72. Two numbers $a, b$ are chosen from the set of integers $1,2,3$, $\ldots, 39$. Then probability that the equation $7 a-9 b=0$ is satisfied is
a. $1 / 247$
b. $2 / 247$
c. $4 / 741$
d. $5 / 741$ | 1 |
What is a utilities expense in accounting? How do you accrue for and record it? | 0 |
How would the movie be if Karan Dharma Kama Johar had directed and produced the Hindi version of the movie Terminator 3? | 0 |
Which is better of Mi Max and Moto G4 Plus? | 0 |
24. $\left[\mathrm{Co}_{2}(\mathrm{CO})_{8}\right]$ displays :
[Main Online April 9, 2017]
(a) one $\mathrm{Co}-\mathrm{Co}$ bond, six terminal $\mathrm{CO}$ and two bridging $\mathrm{CO}$
(b) one $\mathrm{Co}-\mathrm{Co}$ bond, four terminal $\mathrm{CO}$ and four bridging $\mathrm{CO}$
(c) no $\mathrm{Co}-\mathrm... | 1 |
How do I solve a 4*4 Rubik's Cube? | 0 |
What is the best/sweetest/most memorable compliment a lover ever gave you? | 0 |
Have you blown the whistle on a coworker or boss? | 0 |
3. Assertion : At depth $h$ below the water surface pressure is $p$. Then at depth $2 h$ pressure will be 2 p. (Ignore density variation).
Reason : With depth pressure increases linearly. | 1 |
Is Drake last video Hotline Bling bad? | 0 |
13. Let $\omega$ be a complex cube root of unity with $\omega \neq 0$ and $P=\left[p_{i j}\right]$ be an $n \times n$ matrix with $p_{i j}=\omega^{i+j}$. Then, $P^{2} \neq 0$ when $n$ is equal to
(2013 Adv.)
(a) 57
(b) 55
(c) 58
(d) 56 | 1 |
What is the etymology of Niger? What word or people did the Romans get the Word Niger from? | 0 |
When did gag single-panel illustrations become known as cartoons? | 0 |
How do I get rid of black knee and elbow? | 0 |
-29 Figure 13-43 gives the potential energy function $U(r)$ of a projectile, plotted outward from
Figure 13-43 Problems 29 and 34.
the surface of a planet of radius $R_{s}$. What least k... | 1 |
Where is the Baraka River located, and how does it compare to the Where is the Baraka River located, and how does it compare to the Volga River? | 0 |
7. $100 \mathrm{~mL}$ of a water sample contains $0.81 \mathrm{~g}$ of calcium bicarbonate and $0.73 \mathrm{~g}$ of magnesium bicarbonate. The hardness of this water sample expressed in terms of equivalents of $\mathrm{CaCO}_{3}$ is:
(molar mass of calcium bicarbonate is $162 \mathrm{~g} \mathrm{~mol}^{-1}$ and magne... | 1 |
Is abs and airbags necessary for city driving conditions in India? | 0 |
23. The vapour pressure of pure benzene is 22 mm and that of pure toluene is 75 mm at $20^{\circ} \mathrm{C}$. What is the composition of the solution of these two components that has a vapour pressure of 50 mm at this temperature? What is the composition of vapour in equilibrium with this solution?
[Hint: Use equation... | 1 |
52. For a first order reaction,
[1998 - 2 Marks]
(a) the degree of dissociation is equal to $\left(1-e^{-k}\right)$
(b) a plot of reciprocal concentration of the reactant vs. time gives a straight line.
(c) the time taken for the completion of $75 \%$ reaction is thrice the $t_{1 / 2}$ of the reaction
(d) the pre-... | 1 |
Who was most likely to get reelected after the Post shut down? | 0 |
What happens to the blocked contacts on my WhatsApp account if I delete my account? | 0 |
Who is Mahendra Singh Dhoni? | 0 |
Using curved-arrow notation, show the formation of reactive intermediates when the following covalent bonds undergo heterolytic cleavage.
(a) $\mathrm{CH}_3-\mathrm{SCH}_3$,
(b) $\mathrm{CH}_3-\mathrm{CN}$,
(c) $\mathrm{CH}_3-\mathrm{Cu}$ | 1 |
How can I improve in English? | 0 |
How can I avoid getting pimples in my nose? | 0 |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.