Question stringlengths 2 3k | label int64 0 1 |
|---|---|
In what century was the Corpus Juris Civilis rediscovered? | 0 |
How different are Spanish dialects spoken throughout Latin America and Spain? | 0 |
How is the word "poverty" used in a sentence? | 0 |
43 How much work must be done to increase the speed of an electron (a) from $0.18 c$ to $0.19 c$ and (b) from $0.98 c$ to $0.99 c$ ? Note that the speed increase is 0.01 c in both cases. | 1 |
9. Perpendiculars are drawn from points on the line $\frac{x+2}{2}=\frac{y+1}{-1}=\frac{z}{3}$ to the plane $x+y+z=3$. The feet of perpendiculars lie on the line
a. $\frac{x}{5}=\frac{y-1}{8}=\frac{z-2}{-13}$
b. $\frac{x}{2}=\frac{y-1}{3}=\frac{z-2}{-5}$
c. $\frac{x}{4}=\frac{y-1}{3}=\frac{z-2}{-7}$
d. $\frac{x}{2}=\fr... | 1 |
Was Christopher Columbus a Sephardic Jew? I read he was and heard he was from several sources? What do you say? | 0 |
22. Number of $\mathrm{C}$-atoms where $\oplus$ charge is delocalized in its resonance hybrid.
(A) 5
(B) 6
(C) 7
(D) 8 | 1 |
How do I grow beard? | 0 |
How much would all the certifications cost to become an underwater welder? | 0 |
21. For wattless power in an $\mathrm{AC}$ circuit, the phase angle between the current and voltage is
(a) $0^{\circ}$
(b) $90^{\circ}$
(c) $45^{\circ}$
(d) Not possible | 1 |
What is the most commonly practiced religion in New Delhi? | 0 |
What causes a car engine temperature to rise too high? | 0 |
3. Area lying in the first quadrant and bounded by the circle $x^{2}+y^{2}=4$ and the lines $x=0$ and $x=2$ is
(A) $\pi$
(B) $\frac{\pi}{2}$
(C) $\frac{\pi}{3}$
(D) $\frac{\pi}{4}$ | 1 |
Ex. 23. A piece of aluminium weighing 2.7 g is heated with 75.0 mL of sulphuric acid (sp. gr. $1 \cdot 18$ containing $24.7 \% \mathrm{H}_{2} \mathrm{SO}_{4}$ by weight). After the metal is carefully dissolved the solution is diluted to 400 mL . Calculate the molarity of the free $\mathrm{H}_{2} \mathrm{SO}_{4}$ in the... | 1 |
8. Let $A, B$ be two matrices such that they commute, then for any positive integer $n$,
(i) $A B^{n}=B^{n} A$
(ii) $(A B)^{n}=A^{n} B^{n}$
a. Only (i) is correct
b. Both (i) and (ii) are correct
c. only (ii) is correct
d. none of (i) and (ii) is correct | 1 |
Why Airtel still not launched fiber broadband? | 0 |
5. The de-Broglie's wavelength of electron present in first Bohr orbit of 'H' atom is:
(a) $4 \times 0.529 \AA$
(b) $2 \pi \times 0.529 \AA$
(c) $\frac{0.529}{2 \pi} \AA$
(d) $0.529 \AA$ | 1 |
What did this research also show about face-shape? | 0 |
Bribery is an example of corruption that involves what type of gain? | 0 |
Example 9.1 Suppose that the lower half of the concave mirror's reflecting surface in Fig. 9.5 is covered with an opaque (non-reflective) material. What effect will this have on the image of an object placed in front of the mirror? | 1 |
How do I start a business with $500? | 0 |
4. The number of basic crystal systems is
(a) 7
(b) 8
(c) 6
(d) 4 | 1 |
23. Statement I If the accelerating potential in an X-ray tube is increased, the wavelengths of the characteristic X-rays do not change
Statement II When an electron beam strikes the target in an X-ray tube, part of the kinetic energy is converted into $\mathrm{X}$-ray energy. | 1 |
13. The tangent at a point $P$ on an ellipse intersects the major axis in $T$ and $N$ is the foot of the perpendicular from $P$ to the same axis. Show that the circle drawn on $N T$ as diameter intersects the auxiliary circle orthogonally. | 1 |
How do I stop being lazy? | 0 |
The origin of which community can be traced to the 16th century? | 0 |
21. Let $f(x), x \geq 0$, be a nọn-negative continuous function. If $f^{\prime}(x) \cos x \leq f(x) \sin x, \forall x \geq 0$, then find $f\left(\frac{5 \pi}{3}\right)$. | 1 |
Who are the most popular professors at Harvard Law School? | 0 |
how to quit smoking | 0 |
(ii) E : at least two heads , F : at most two heads | 1 |
What is contract law? | 0 |
Cone is transversed by 2 horizontal planes shown in the diagram. Whats the ratio of the area of the smaller cross-section to the larger cross section? | 0 |
Has the Malayalam language evolved from Tamil? | 0 |
7. If $P=(x, y), F_{1}=(3,0), F_{2}=(-3,0)$ and $16 x^{2}+25 y^{2}=400$, then $P F_{1}+P F_{2}$ equals
(a) 8
(b) 6
(c) 10
(d) 12 | 1 |
1. What is the type of conjugation for the given reaction?
$$
\mathrm{R}_{3} \mathrm{Si} \longrightarrow{ }^{\oplus} \longleftrightarrow \mathrm{R}_{3} \mathrm{Si}^{\oplus}+\Lambda
$$
(A) Hyperconjugation
(B) Simple Conjugation
(C) Homoconjugation
(D) Homohyperconjugation | 1 |
32. The function $f(x)=e^{x}+x$, being differentiable and one to one, has a differentiable inverse $f^{-1}(x)$. The value of $\frac{d}{d x}\left(f^{-1}\right)$ at the point $f(\log 2)$ is
a. $\frac{1}{\ln 2}$
b. $\frac{1}{3}$
c. $\frac{1}{4}$
d. None of these | 1 |
110. If $x \in(\pi, 2 \pi)$ and $\frac{\sqrt{1+\cos x}+\sqrt{1-\cos x}}{\sqrt{1+\cos x}-\sqrt{1-\cos x}}=\cot \left(a+\frac{x}{2}\right)$, then $a$ is equal to
a. $\frac{\pi}{4}$
b. $\frac{\pi}{2}$
c. $\frac{\pi}{3}$
d. none of these | 1 |
6. A force is given by
$$
F=a t+b t^{2}
$$
where, $t$ is the time. The dimensions of $a$ and $b$ are
(a) $\left[\mathrm{MLT}^{-4}\right]$ and $[\mathrm{MLT}]$
(b) $\left[\mathrm{MLT}^{-1}\right]$ and $\left[\mathrm{MLT}^{0}\right]$
(c) $\left[\mathrm{MLT}^{-3}\right]$ and $\left[\mathrm{MLT}^{-4}\right]$
(d) $\left[\... | 1 |
How many years of consecutive growth had Greece had? | 0 |
God takes birth to suppress evil. What would one call Buddha? He made people happy but denied God. How can we call him incarnation? | 0 |
Vision (eyesight): How many frames per second do humans see? | 0 |
When was the conecept, Sustainable architecture used? | 0 |
36. If $f(x)=\min \left\{1, x^{2}, x^{3}\right\}$, then
(2006, 3M)
(a) $f(x)$ is continuous everywhere
(b) $f(x)$ is continuous and differentiable everywhere
(c) $f(x)$ is not differentiable at two points
(d) $f(x)$ is not differentiable at one point | 1 |
Even though Sigmund believed all people where born bisexual what did he not believe to be true? | 0 |
29. The number of structural and configurational isomers of a bromo compound, $\mathrm{C}_{5} \mathrm{H}_{9} \mathrm{Br}$, formed by the addition of $\mathrm{HBr}$ to 2-pentyne respectively are
(a) 1 and 2
(b) 2 and 4
(c) 4 and 2
(d) 2 and 1 | 1 |
Does either outcome of the Paradox of the Stone prove the existence of God? | 0 |
8. Among the following molecules/ions, $\mathrm{C}_{2}^{2-}, \mathrm{N}_{2}^{2-}, \mathrm{O}_{2}^{2-}, \mathrm{O}_{2}$
Which one is diamagnetic and has the shortest bond length?
(a) $\mathrm{O}_{2}$
(b) $\mathrm{N}_{2}^{2-}$
(c) $\mathrm{O}_{2}^{2-}$
(d) $\mathrm{C}_{2}^{2-}$ | 1 |
Why are Donald Trump's poll numbers falling in August 2016? | 0 |
What are the job opportunities after completing B.E Metallurgy? | 0 |
What are the top Ruby on Rails Development shops in the U.S.? | 0 |
18. In some solutions, the concentration of $\mathrm{H}_{3} \mathrm{O}^{+}$remains constant even when small amounts of strong acid or strong base are added to them. These solutions are known as:
(a) Ideal solutions
(b) Colloidal solutions
(c) True solutions
(d) Buffer solutions | 1 |
Why do I get bumps on my face after waxing? | 0 |
Where was the headquarters of the Eastern Roman Empire? | 0 |
What are some exercises or games I can do to improve my memory and creativity? | 0 |
45. The Boolean expression $(p \wedge \sim q) \vee q \vee(\sim p \wedge q)$ is equivalent to
(a) $\sim p \wedge q$
(b) $p \wedge q$
(c) $p \vee q$
(d) $p \vee \sim q$ | 1 |
Do you believe that entrepreneurship can be taught? | 0 |
Why is China helping Pakistan? | 0 |
The United States of America: What do Pakistanis think of Donald Trump who says " India is the check to Pakistan and involve India if Pakistan becomes too dangerous"? | 0 |
Why do people gain weight after surgery? | 0 |
When did the Xinhai Revolution begin? | 0 |
If more vacuum energy appears with expansion and it has no limit, can infinite of this energy be created? If yes is energy infinite? | 0 |
19. Which of the following aqueous solutions has a higher vapour pressure if the density of water is $1 \mathrm{~g} / \mathrm{cc}$ ?
(a) Solution having mole fraction of cane sugar $=0 \cdot 1$
(b) Solution having molal concentration $=1 \mathrm{~m}$ | 1 |
Is India changing? | 0 |
How do I convince myself of not getting married? | 0 |
13. Let $g(x)=\log f(x)$, where $f(x)$ is a twice differentiable positive function on $(0, \infty)$ such that $f(x+1)=x f(x)$. Then, for $N=1,2,3, \ldots, g^{\prime \prime} \quad N+\frac{1}{2}-g^{\prime \prime} \quad \frac{1}{2}$ is equal to
(a) $-41+\frac{1}{9}+\frac{1}{25}+\ldots+\frac{1}{(2 N-1)^{2}}$
$(2008,3 M)$... | 1 |
15. An infinite G.P. has first term as $a$ and sum 5 , then
a. $a<-10$
b. $-10<a<10$
c. $0<a<10$ and $a \neq 5$
d. $a>10$ | 1 |
Example 7.81 Evaluate $\int e^{x}\left(\frac{1-\sin x}{1-\cos x}\right) d x$ | 1 |
How can I appear offline on whatsapp? | 0 |
What's your favorite piece of cycling gear? | 0 |
3. $\quad$ The sum of $\frac{3}{1 \cdot 2} \cdot \frac{1}{2}+\frac{4}{2 \cdot 3} \cdot\left(\frac{1}{2}\right)^{2}+\frac{5}{3 \cdot 4} \cdot\left(\frac{1}{2}\right)^{3}+\ldots$ to $n$ terms is equal to
(a) $1-\frac{1}{(n+1) 2^{n}}$
(b) $n-\frac{1}{2^{n+1}}$
(c) $1-\frac{1}{n \cdot 2^{n+1}}$
(d) None of these | 1 |
What is the best strategy for Argentina to beat Germany in the World Cup final? | 0 |
Which researchers studied corruption from Sub-Saharan countries from 1970 to 1996? | 0 |
(i) $\{1,2,3,4\}$ and $\{x: x$ is a natural number and $4 \leq x \leq 6\}$ | 1 |
(v) Pentaamminenitrito-O-cobalt(III) | 1 |
What does it take for a successful long distance relationship? | 0 |
What is included in or accompanies in "critical edition"? | 0 |
34. The designations of a proton and neutron are ${ }_1^1 \mathrm{H}$ and ${ }_0^1 n$ respectively. Are the two particles of equal mass?
(a) Yes, both proton and neutron have the same mass, i.e., 1 amu .
(b) No, mass numbers reflect actual masses only to the nearest amu. The precise masses of proton and neutron are 1.0... | 1 |
What is the highest ever recorded temperature in New Delhi? | 0 |
What is the difference between social democracy and marxism? | 0 |
14. The number and type of bonds in $\mathrm{C}_{2}^{2-}$ ion in $\mathrm{CaC}_{2}$ are:
(a) One $\sigma$ bond and one $\pi$-bond
(b) One $\sigma$ bond and two $\pi$-bond
(c) Two $\sigma$ bond and two $\pi$-bond
(d) Two $\sigma$ bond and one $\pi$-bond | 1 |
6. The electrons are more likely to be found :
(a) in the region $a$ and $c$
(b) in the region $a$ and $b$
(c) only in the region $a$
(d) only in the region $c$ | 1 |
What is the treatment for a frozen shoulder? | 0 |
What are the notable houses in Jaipur made from? | 0 |
Can Quora make you a better person? | 0 |
12. A proton is released from rest, $10 \mathrm{~cm}$ from a charged sheet carrying charged density of $-2.21 \times 10^{-9} \mathrm{C} / \mathrm{m}^{2}$. It will strike the sheet after the time (approximately)
(a) $4 \mu \mathrm{s}$
(b) $2 \mu \mathrm{s}$
(c) $2 \sqrt{2} \mu \mathrm{s}$
(d) $4 \sqrt{2} \mu \mathrm{s}$ | 1 |
Which form of education looks to be the dominant form i the coming years? | 0 |
Who took over rule of Mysore in the 18th century? | 0 |
14. For coagulation of arsenious sulphide sol, which one of the following salt solution will be most effective?
(a) $\mathrm{BaCl}_{2}$
(b) $\mathrm{AlCl}_{3}$
(c) $\mathrm{NaCl}$
(d) $\mathrm{Na}_{3} \mathrm{PO}_{4}$ | 1 |
Why is life so hard on me? | 0 |
How did Ray Charles influence Quincy Jones' musical career? | 0 |
Will Oracle ever run at a loss? | 0 |
1. Consider the complex ions, trans-[Co(en) $\left.\mathrm{Cl}_{2}\right]^{+}$(A) and cis$\left[\mathrm{Co}(\mathrm{en})_{2} \mathrm{Cl}_{2}\right]^{+}$(B). The correct statement regarding them is :
[Main Sep. 05, $2020($ II)]
(a) both (A) and (B) cannot be optically active
(b) (A) can be optically active, but (B) c... | 1 |
Why isn't there an upvote for someone asking a great question on Quora? | 0 |
2.14 According to Raoult’s law, What is meant by positive and negative deviations from Raoult's law and how is the sign of $\Delta_{\text {mix }} \mathrm{H}$ related to positive and negative deviations from Raoult's law? | 1 |
What languages and technologies are behind full stack ios development? | 0 |
2.243. A gas fills up the space between two long coaxial cylinders of radii $R_{1}$ and $R_{2}$, with $R_{1}<R_{2}$. The outer cylinder rotates with a fairly low angular velocity $\omega$ about the stationary inner cylinder. The moment of friction forces acting on a unit length of the inner cylinder is equal to $N_{1}$... | 1 |
Which reference books are good to crack NEET 2017? | 0 |
When is surge pricing on Uber generally in effect in Brooklyn and how high does it go? | 0 |
8. $\lim _{x \rightarrow 0}\left(\frac{1+\tan x}{1+\sin x}\right)^{\operatorname{cosec} x}$ is equal to
a. $e$
b. $\frac{1}{e}$
c. 1
d None of these | 1 |
How do changes come to Java language? | 0 |
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