Question stringlengths 2 3k | label int64 0 1 |
|---|---|
Does Jake Williams answer every question directed at him? | 0 |
Is the wandering life a good life to live? | 0 |
43. Among the following metal carbonyls, the $\mathrm{C}-\mathrm{O}$ bond order is lowest
$[2009]$ in
(a) $\left[\mathrm{Mn}(\mathrm{CO})_{6}\right]^{+}$
(b) $\left[\mathrm{Fe}(\mathrm{CO})_{5}\right]$
(c) $\left[\mathrm{Cr}(\mathrm{CO})_{6}\right]$
(d) $\left[\mathrm{V}(\mathrm{CO})_{6}\right]$ | 1 |
What universities does Superior Energy Services recruit new grads from? What majors are they looking for? | 0 |
34. The chance of an event happening is the square of the chance of a second event but the odds against the first are the cube of the odds against the second. The chances of the events are
a. $1 / 9,1 / 3$
b. $1 / 16,1 / 4$
c. $1 / 4,1 / 2$
d. none of these | 1 |
3. In Carius method of estimation of halogen, $0.172 \mathrm{~g}$ of an organic compound showed presence of $0.08 \mathrm{~g}$ of bromine. Which of these is the correct structure of the compound?
(\mathrm{I})]$
(a) $\mathrm{H}_{3} \mathrm{C}-\mathrm{CH}_{2}-\mathrm{Br}$
(b)  $\frac{2}{\sqrt{3}}$
(b) $\frac{1}{2}$
(c) $\frac{1}{\sqrt{3}}$
(d) $\frac{1}{3... | 1 |
If I had unprotected sex with a girl about 1-5 days before her period, and she got her period, does it mean she isn't pregnant? | 0 |
11. The rms speed of oxygen molecules in a gas is $v$. If the temperature is doubled and the oxygen molecules dissociate into oxygen atoms, the rms speed will become
(a) $v$
(b) $v \sqrt{2}$
(c) $2 v$
(d) $4 v$. | 1 |
Who helped "graphic novel" get public attention? | 0 |
Which dynasty supported the Deccani Urdu literature movement? | 0 |
13. If the coefficient of $x^{7}$ in $\left[a x^{2}+\left(\frac{1}{b x}\right)\right]^{11}$ equals the coefficient of $x^{-7}$ in $\left[a x-\left(\frac{1}{b x^{2}}\right)\right]^{11}$, then $a$ and $b$ satisfy the relation
a. $a+b=1$
b. $a-b=1$
c. $a b=1$
d. $\frac{a}{b}=1$ | 1 |
The 17th century is also known as? | 0 |
What do Hillary Clinton supporters think about her former opposition to gay marriage? | 0 |
What describes communication as creative and dynamic rather than discrete? | 0 |
In Rome, what do historians consider to be a precedent for comics? | 0 |
How do I fix a frozen screen? | 0 |
8. You are given many resistances, capacitors and inductors. These are connected to a variable DC voltage source (the first two circuits) or an $\mathrm{AC}$ voltage source of $50 \mathrm{~Hz}$ frequency (the next three circuits) in different ways as shown in Column II. When a current $I$ (steady state for DC or rms fo... | 1 |
25. Faraday's laws of electrolysis are related to the
$[1983$ - 1 Mark $]$
(a) atomic number of the reactants.
(b) atomic number of the anion. (c) equivalent weight of the electrolyte.
(d) speed of the cation. | 1 |
18. The metallic lustre exhibited by sodium is explained by
(a) diffusion of sodium ions
(b) oscillation of loose electron
(c) cescitation of free protons
d) existence of body centered cubic lattice | 1 |
What is the best mobile game? | 0 |
9. A magnetic field of strength $1.0 \mathrm{~T}$ is produced by a strong electromagnet in a cylindrical region of radius $4.0 \mathrm{~cm}$ as shown in figure (34-E2). A wire, carrying a current of $2.0 \mathrm{~A}$, is placed perpendicular to and intersecting the axis of the cylindrical region. Find the magnitude of ... | 1 |
What is the best sound card for Creative 5.1? | 0 |
- Example 26.6 Two particles $X$ and Y having equal charges, after being accelerated through the same potential difference, enter a region of uniform magnetic field and describe circular paths of radii $R_{1}$ and $R_{2}$, respectively. The ratio of the mass of $X$ to that of $Y$ is
(JEE 1988)
(a) $\left(R_{1} / R_{2}... | 1 |
What is the cost of publishing an article in newspaper? | 0 |
Illustration 1.28 The axes of coordinates are rotated about the $z$-axis through an angle of $\pi / 4$ in the anticlockwise direction and the components of a vector are $2 \sqrt{2}, 3 \sqrt{2}, 4$. Prove that the components of the same vector in the original system are $-1,5,4$. | 1 |
Where can I find a list of cloud service providers provided by non-American companies which are wholly hosted outside of the US? | 0 |
9. If $x^{p}$ occurs in the expansion of $\left(x^{2}+1 / x\right)^{2 n}$, prove that its coefficient is
$$
\frac{(2 n)!}{\left[\frac{1}{3}(4 n-p)\right]!\left[\frac{1}{3}(2 n+p)\right]!}
$$ | 1 |
6. Calculate the heat of formation of ethylene from the following data at $20^{\circ} \mathrm{C}$ :
$$
\begin{align*}
& \mathrm{H}_{2}(\mathrm{~g})+\frac{1}{2} \mathrm{O}_{2}(\mathrm{~g}) \rightarrow \mathrm{H}_{2} \mathrm{O}(\mathrm{l}) ; \Delta H=-65 \mathrm{kcal} \\
& \mathrm{C}(\mathrm{~s})+\mathrm{O}_{2}(\mathrm{... | 1 |
25. What fraction of a reactant remains after 40 min if $t_{\frac{1}{2}}$ is 20 min ?
(a) $1 / 4$
(b) $1 / 2$
(c) $1 / 8$
(d) $1 / 6$ | 1 |
58. If $x$ be real, then $x /\left(x^{2}-5 x+9\right)$ lies between
a. -1 and $-1 / / 1$
b. 1 and $-1 / 11$
c. 1 and $1 / 11$
d. none of these | 1 |
2. A particle is dropped from a height $h$. Another particle which is initially at a horizontal distance $d$ from the first is simultaneously projected with a horizontal velocity $u$ and the two particles just collide on the ground. Then
(a) $d^{2}=\frac{u^{2} h}{2 h}$
(b) $d^{2}=\frac{2 u^{2} h}{g}$
(c) $d=h$
(d) $g d... | 1 |
Along with 1317–21, what span saw extreme rains in Europe? | 0 |
I have girlfriend who is very loving understandable and caring but I think I dont love her, Just overcome my loneliness.Should I continue/leave her? | 0 |
15. A thin convergent glass lens $\left(\mu_{g}=1.5\right)$ has a power of $+5.0 \mathrm{D}$. When this lens is immersed in a liquid of refractive index $\mu_{l}$, it acts as a divergent lens of focal length $100 \mathrm{~cm}$. The value of $\mu_{l}$ is
(a) $4 / 3$
(b) $5 / 3$
(c) $5 / 4$
(d) $6 / 5$ | 1 |
What are the best websites to learn Python? | 0 |
How can we hack an iCloud account? | 0 |
41. Compound(s) that on hydrogenation produce(s) optically inactive compound(s) is (are)
[Adv. 2015]
(a)
(b)
 in Google Sydney? | 0 |
What was the second industrial revolution was labeled? | 0 |
103. If $g(x)=\int_{0}^{x}(|\sin t|+|\cos t|) d t$, then $g\left(x+\frac{\pi n}{2}\right)$ is equal to, where $n \in N$
a. $g(x)+g(\pi)$
b. $g(x)+g\left(\frac{n \pi}{2}\right)$
c. $g(x)+g\left(\frac{\pi}{2}\right)$
d. None of these | 1 |
Why are there more female than male veterinarians? | 0 |
Television Production: How does someone go about building up a network to get a job in LA? | 0 |
10. Assertion : We can call circular motion also as simple harmonic motion.
Reason : Angular velocity in uniform circular motion and angular frequency in simple harmonic motion have the same meanings. Directions : Choose the correct option.
(a) If both Assertion and Reason are true and the Reason is correct explan... | 1 |
Which company made the first mobile phone? | 0 |
11. Electron gain enthalpy with negative sign of fluorine is less than that of chlorine due to :
(a) High ionization enthalpy of fluorine
(b) Smaller size of chlorine atom
(c) Smaller size of fluorine atom
(d) Bigger size of $2 p$ orbital of fluorine | 1 |
What is the difference between drawing from life and constructive drawing? | 0 |
29. 4.00 g of mixture of NaCl and $\mathrm{Na}_{2} \mathrm{CO}_{3}$ was dissolved in water and the volume made up to $250 \mathrm{~mL} ; 25 \mathrm{~mL}$ of this solution required 50 mL of $\mathrm{N} / 10 \mathrm{HCl}$ for complete neutralisation. Calculate percentage composition of the original mixture.
(33.75\% ; 66... | 1 |
96. Find the mutual inductance between the circular coil and the loop shown in figure (38-E8). | 1 |
How do I deal with bullying when u have no one on your side? | 0 |
2. $n$ moles of a gas are filled in a container at temperature $T$. If the gas is slowly and isothermally compressed to half its initial volume, the work done by the atmosphere on the gas is
... | 1 |
16. Which of the following statements/relationships is not correct in thermodynamic changes?
(a) $\Delta \mathrm{U}=0$ (isothermal reversible expansion of a gas)
(b) $\mathrm{w}=-\mathrm{nRT} \ln \frac{\mathrm{V}_{2}}{\mathrm{~V}_{1}}$ (isothermal reversible expansion of an ideal gas)
(c) $\mathrm{w}=\mathrm{nRT} \l... | 1 |
My boyfriend is losing interest in me and treats me as on option. I am tired and want to move on. Should I initiate the break up and make him happy? | 0 |
Ex. 35. What is the weight of 1 mole of a solute, 0.132 g of which in 29.7 g of benzene, gave a freezing-point depression of $0 \cdot 108^{\circ} \mathrm{C}$ ?
$\left(K_{f}\right.$ for benzene $\left.=5 \cdot 12\right)$ | 1 |
Why did the Greeks call themselves Romans in the Middle Ages and until recently and their language as well? | 0 |
26. The half-life period for the reaction, $\mathrm{N}_{2} \mathrm{O}_{5} \rightarrow 2 \mathrm{NO}_{2}+\frac{1}{2} \mathrm{O}_{2}$ is $2 \cdot 4$ hours at $30^{\circ} \mathrm{C}$. What time would be required to reduce $5 \times 10^{10}$ molecules of $\mathrm{N}_{2} \mathrm{O}_{5}$ to $10^{8}$ molecules?
(21.5 hours) | 1 |
7. If the distance of the point $P(1,-2,1)$ from the plane $x+2 y-2 z=\alpha$, where $\alpha>0$, is 5 , then the foot of the perpendicular from $P$ to the place is
a. $\left(\frac{8}{3}, \frac{4}{3},-\frac{7}{3}\right)$
b. $\left(\frac{4}{3},-\frac{4}{3}, \frac{1}{3}\right)$
c. $\left(\frac{1}{3}, \frac{2}{3}, \frac{10... | 1 |
4. A paramagnetic substance in the form of a cube with sides 1 $\mathrm{cm}$ has a magnetic dipole moment of $20 \times 10^{-6} \mathrm{~J} / \mathrm{T}$ when a magnetic intensity of $60 \times 10^{3} \mathrm{~A} / \mathrm{m}$ is applied. Its magnetic susceptibility is
 Sequentially keeping in contact with 2 reservoirs such that each reservoir supplies same amount of heat.
(ii) Sequentially keeping in contact with 8 reservoirs suc... | 1 |
Have you ever been raped? | 0 |
30. If $\alpha, \beta$ be the roots of the equation $u^{2}-2 u+2=0$ and if $\cot \theta$ $=x+1$, then $\left[(x+\alpha)^{n}-(x+\beta)^{n}\right] /[\alpha-\beta]$ is equal to
a. $\frac{\sin n \theta}{\sin ^{n} \theta}$
b. $\frac{\cos n \theta}{\cos ^{n} \theta}$
c. $\frac{\sin n \theta}{\cos ^{n} \theta}$
d. $\frac{\cos... | 1 |
Why do dogs lick people with wounds? | 0 |
What do I do when I can't control my anger? | 0 |
What are the best test automation tools? | 0 |
Which is the best book to learn programming for beginners and why? | 0 |
Does a Labrador/Great Dane mix shed? If so, how can this be treated? | 0 |
Why did God create Lucifer? | 0 |
What are the differences between a blue whale and a whale shark? | 0 |
Which is the best earphone under 1000 INR? | 0 |
6. A load of mass $M \mathrm{~kg}$ is suspended from a steel wire of length $2 \mathrm{~m}$ and radius $1.0 \mathrm{~mm}$ in Searle's apparatus experiment. The increase in length produced in the wire is $4.0 \mathrm{~mm}$. Now, the load is fully immersed in a liquid of relative density 2 . The relative density of the m... | 1 |
What are IB classes? | 0 |
 | 1 |
1. Which isomer of xylene can give three different monochloroderivatives ?
(a) o-xylene
(b) m-xylene
(c) p-xylene
(d) xylene cannot give a monochloro derivative | 1 |
What is the symbolism behind an elephant's trunk being up or down? | 0 |
30. The resultant velocity, $v$ of the particle at any time $t$ is given by
(a) $v=v_{0} \cos \left(\frac{B t}{m}\right)$
(b) $\vec{v}=\left(\frac{q E}{m}\right) t \hat{i}+v_{0} \cos \left(\frac{B q t}{m}\right) \hat{j}+v_{0} \sin \left(\frac{B \mathbf{q} t}{m}\right) \hat{k}$
(c) $\vec{v}=\left(\frac{q E}{m}\right)... | 1 |
19. The mixture of hydrazine and hydrogen peroxide with a copper(II) catalyst is used as a rocket propellant. | 1 |
What is the population of the Commonwealth? | 0 |
Example 29.3 The magnetic field in a plane electromagnetic wave is given by $B_{y}=2 \times 10^{-7} T \sin \left(0.5 \times 10^{3} x+1.5 \times 10^{11} t\right) T$
(a) What is the wavelength and frequency of the wave?
(b) Write an expression for the electric field. | 1 |
Is there any difference in meaning between the words "specific" and "particular? | 0 |
To which board school should I admit my children? CBSE OR ICSE? | 0 |
How can I earn money part time online? | 0 |
20. Water is drained from a vertical cylindrical tank by opening a valve at the base of the tank. It is known that the rate at which the water level drops is proportional to the square root of water depth $y$, where the constant of proportionality $k>0$, depends on the acceleration due to gravity and the geometry of th... | 1 |
What can cause a woman's period to be late? | 0 |
How can I best educate myself about the venture capital industry? | 0 |
Ex. 10. Calculate the number of $\mathrm{H}^{+}$present in 1 mL of a solution whose pH is 13. | 1 |
Where are metals on the periodic table? | 0 |
Ex. 61. The value of $K$ for the reaction
$$
\mathrm{O}_{3}(\mathrm{~g})+\mathrm{OH}(\mathrm{~g}) \rightleftharpoons \mathrm{H}(\mathrm{~g})+2 \mathrm{O}_{2}(\mathrm{~g})
$$
changed from 0.096 at 298 K to 1.4 at 373 K . Above what temperature will the reaction become thermodynamically spontaneous in the forward direc... | 1 |
I want to clear NEET 2017 without taking drop and without coaching and I'm currently in class 12. Can you give me some tips and tricks? | 0 |
Does turning up the burner on a gas stove make it hotter? Why? | 0 |
11. The density of a solid ball is to be determined in an experiment. The diameter of the ball is measured with a screw gauge, whose pitch is 0.5 mm and there are 50 divisions on the circular scale. The reading on the main scale is 2.5 mm and that on the circular scale is 20 divisions. If the measured mass of the ball ... | 1 |
20. The probability that $x_{1}, x_{2}$ and $x_{3}$ are in an arithmetic progression, is
(a) $\frac{9}{105}$
(b) $\frac{10}{105}$
(c) $\frac{11}{105}$
(d) $\frac{7}{105}$ | 1 |
43. Will a precipitate of silver sulphate form if equal volumes of $1 \mathrm{NH}_2 \mathrm{SO}_4$ and $0.02 \mathrm{M} \mathrm{AgNO}_3$ solutions are mixed? $K_{\text {sp }}\left(\mathrm{Ag}_2 \mathrm{SO}_4\right)=2 \times 10^{-5}$.
(Yes) | 1 |
8. $0 \cdot 1 \mathrm{M}$ solution of urea, at a given temperature, is isotonic with
(a) 0.1 M NaCl solution
(b) 0.1 M glucose solution
(c) 0.02 M KCl solution
(d) $0.1 \mathrm{M} \mathrm{BaCl}{ }_{2}$ solution | 1 |
Between Trump and Clinton who will win US presidential election? | 0 |
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