Question stringlengths 2 3k | label int64 0 1 |
|---|---|
Who did Beal write "Reflections on Affective Events Theory" with? | 0 |
13. Find the shortest distance between the $z$-axis and the line, $x+y+2 z-3=0,2 x+3 y+4 z-4=0$. | 1 |
8. What is the molar solubility of $\mathrm{Al}(\mathrm{OH})_{3}$ in $0.2 \mathrm{M} \mathrm{NaOH}$ solution? Given that, solubility product of $\mathrm{Al}(\mathrm{OH})_{3}=2.4 \times 10^{-24}$ :
(a) $3 \times 10^{-19}$
(b) $12 \times 10^{-21}$
(c) $3 \times 10^{-22}$
(d) $12 \times 10^{-23}$ | 1 |
59. What will be the resultant $\mathrm{pH}$ when $200 \mathrm{~mL}$ of an aqueous solution of $\mathrm{HCl}(\mathrm{pH}=2.0)$ is mixed with $300 \mathrm{~mL}$ of an aqueous solution of $\mathrm{NaOH}(\mathrm{pH}=12.0) ?$ | 1 |
How do I become a game developer? | 0 |
1. Two lines $L_{1}: x=5, \frac{y}{3-\alpha}=\frac{z}{-2}$ and $L_{2}: x=\alpha, \frac{y}{-1}=\frac{z}{2-\alpha}$ are coplanar. Then $\alpha$ can take valué(s)
a. 1
b. 2
c. 3
d. 4 | 1 |
Why was my answer on Quora deleted? How can I ask Quora to restore my answer? | 0 |
What type of comments will you give to a person who used to call condum (a sleep wear & a fun wear)? | 0 |
What are some things new employees should know going into their first day at Stamps.com? | 0 |
24. Crude calcium carbide is made in an electric furnace by the following reaction:
$$
\mathrm{CaO}+3 \mathrm{C} \rightarrow \mathrm{CaC}_{2}+\mathrm{CO}
$$
The product contains $85 \%$ of $\mathrm{CaC}_{2}$ and $15 \%$ of unreacted CaO .
(a) How much CaO is to be added to the furnace charge for each 1000 kg of $\mat... | 1 |
How might Trump affect the status of foreign students at top universities in the US? | 0 |
18. Match the physical quantities given in Column I with dimensions expressed in terms of mass $(M)$, length $(L)$, time $(T)$, and charge $(Q)$ given in Column II and write the correct answer against the matched quantity in a tabular form in your answer book.
| Column I | Column II |
| :--- | :--- |
| Angular momen... | 1 |
How can I get rid of mice? | 0 |
15. Air is pushed into a soap bubble of radius $r$ to double its radius. If the surface tension of the soap solution is $S$, the work done in the process is
(a) $8 \pi r{ }^{2} S$
(b) $12 \pi r^{2} S$
(c) $16 \pi r^{2} S$
(d) $24 \pi r^{2} S$ | 1 |
How does one improve memory and concentration? | 0 |
59. Statement -1: Molecules that are not superimpossable on their mirror images are chiral.
Statement -2: All chiral molecules have chiral centres.
(a) If both Statement-1 and Statement-2 are correct, and Statement-2 is the correct explanation of the Statement-2.
(b) If both Statement-1 and Statement-2 are correct, ... | 1 |
How do I deal with dandruff and hair fall? | 0 |
18. The equation $\sin x(\sin x+\cos x)=k$ has real solutions if and only if $k$ is a real number such that
a. $0 \leq k \leq \frac{1+\sqrt{2}}{2}$
b 2 - $\sqrt{3} \leq k \leq 2+\sqrt{3}$
c. $0 \leq k \leq 2-\sqrt{3}$
d. $\frac{1-\sqrt{2}}{2} \leq k \leq \frac{1+\sqrt{2}}{2}$ | 1 |
18. The coefficient of $x^{10}$ in the expansion of $\left(1+x^{2}-x^{3}\right)^{8}$ is
a. 476
b. 496
c. 506
d. 528 | 1 |
17. The density of $3 \mathrm{M}$ solution of sodium chloride is $1.252 \mathrm{~g} \mathrm{~mL}^{-1}$. The molality of the solution will be :
(molar mass, $\mathrm{NaCl}=58.5 \mathrm{~g} \mathrm{~mol}^{-1}$ )
(a) $260 \mathrm{~m}$
(b) $2.18 \mathrm{~m}$
(c) $2.79 \mathrm{~m}$
(d) $3.00 \mathrm{~m}$ | 1 |
24. Let $M$ and $N$ be two $3 \times 3$ matrices such that $M N=N M$. Further, if $M \neq N^{2}$ and $M^{2}=N^{4}$, then
(2014 Adv.)
(a) determinant of $\left(M^{2}+M N^{2}\right)$ is 0
(b) there is a $3 \times 3$ non-zero matrix $U$ such that $\left(M^{2}+M N^{2}\right) U$ is zero matrix
(c) determinant of $\left(... | 1 |
What would we see if we could watch as the universe is dying? | 0 |
If one person wanted to live decently, not in luxury, but in relative developed world conditions for a good period of time before the money runs out, where should one go? | 0 |
Where can I find best hotel in Bhopal for staying in holidays? | 0 |
26 In Fig. 29-54a, wire 1 consists of a circular are and two radial lengths; it carries current $i_1=0.50 \mathrm{~A}$ in the direction indicated. Wire 2 , shown in cross section, is long, straight, and perpendicular to the plane of the figure. Its distance from the center of the are is equal to the radius $R$ of the a... | 1 |
Which is the best coaching institute for iit-jee preparation in patna? | 0 |
What is make money online? | 0 |
In what year was Delhi converted into a union territory? | 0 |
15. Two vehicles, each moving with speed $u$ on the same horizontal straight road, are approaching each other. Wind blows along the road with velocity $w$. One of these vehicles blows a whistle of frequency $f_{1}$. An observer in the other vehicle hears the frequency of the whistle to be $f_{2}$. The speed of sound in... | 1 |
49. Normal reaction between $A$ and $B$ is
(a) mg
(b) $\frac{\mathrm{mg}}{9}$
(c) $\frac{2 \mathrm{mg}}{9}$
(d) $\frac{\mathrm{mg}}{3}$ | 1 |
29. Potentiometer wire of length $1 \mathrm{~m}$ is connected in series with $490 \Omega$ resistance and 2 V battery. If $0.2 \mathrm{mV} / \mathrm{cm}$ is the potential gradient, then resistance of the potentiometer wire is approximately
(a) $4.9 \Omega$
(b) $7.9 \Omega$
(c) $5.9 \Omega$
(d) $6.9 \Omega$ | 1 |
21. Statement 1: Let $S_{1}: x^{2}+y^{2}-10 x-12 y-39=0$
$S_{2}: x^{2}+y^{2}-2 x-4 y+1=0$
and $S_{3}: 2 x^{2}+2 y^{2}-20 x-24 y+78=0$
The radical centre of these circles taken pairwise as $(-2,-3)$.
Statement 2: Point of intersection of three radical axis of three circles taken in pairs is known as radical centre. | 1 |
Is there any easy way to make money online? | 0 |
Ex. 31. Calculate $\Delta H$ at 358 K for the reaction
$\mathrm{Fe}_{2} \mathrm{O}_{3}(\mathrm{~s})+3 \mathrm{H}_{2}(\mathrm{~g}) \longrightarrow 2 \mathrm{Fe}(\mathrm{s})+3 \mathrm{H}_{2} \mathrm{O}(\mathrm{l})$
Given that, $\Delta \mathrm{H}_{298}=-33.29 \mathrm{~kJ}$ mole ${ }^{-1}$ and $\mathrm{C}_{p}$ for $\mathrm... | 1 |
What is it like to be raised by an Indian father? | 0 |
43. Two sides of a triangle are along the coordinate axes and the medians through the vertices (other than the origin) are mutually perpendicular. The number of such triangles is/are
a. zero
b. two
c. four
d. infinite | 1 |
Who is the Night's King? | 0 |
4. $\int \frac{x}{\left(x^{2}+4\right) \sqrt{x^{2}+1}} d x$ | 1 |
12. 1 mole of a compound contains 1 mole of C and 2 moles of O . The molecular weight of the compound is
(a) 3
(b) 12
(c) 32
(d) 44 | 1 |
37. The minimum value of $2^{\left(x^{2}-3\right)^{3}+27}$ is
a. $2^{27}$
b. 2
c. 1
d. None of these | 1 |
Where does federal law begin? | 0 |
Wheres the best place to start if I want to pursue a career in video game development? | 0 |
39. Charge $Q$ is given a displacement $\mathbf{r}=a \hat{\mathbf{i}}+b \hat{\mathbf{j}}$ in an electric field $\mathbf{E}=E_{1} \hat{\mathbf{i}}+E_{2} \hat{\mathbf{j}}$. The work done is
(a) $Q\left(E_{1} a+E_{2} b\right)$
(b) $Q \sqrt{\left(E_{1} a\right)^{2}+\left(E_{2} b\right)^{2}}$
(c) $Q\left(E_{1}+E_{2}\right) ... | 1 |
Which is the best college to study psychology? | 0 |
21. Wilkinson catalyst is:
[Main Jan. 10, 2019 (I)]
(a) $\left[\left(\mathrm{Ph}_{3} \mathrm{P}\right)_{3} \mathrm{IrCl}\right]$
(b) $\left[\left(\mathrm{Et}_{3} \mathrm{P}\right)_{3} \mathrm{RhCl}\right]$
(c) $\left[\left(\mathrm{Ph}_{3} \mathrm{P}\right)_{3} \mathrm{RhCl}\right]$
(d) $\left[\left(\mathrm{Et}_{3}... | 1 |
10. If $l_{1}$ is the moment of inertia of a thin rod about an axis perpendicular to its length and passing through its centre of mass and $I_{2}$ the moment of inertia of the ring formed by the same rod about an axis passing through the centre of mass of the ring and perpendicular to the plane of the ring. Then find t... | 1 |
Can we create GPS tracking device at home in India? What kind of expertise is needed for the same? | 0 |
17. $\frac{1}{3.5}+\frac{1}{5.7}+\frac{1}{7.9}+\ldots+\frac{1}{(2 n+1)(2 n+3)}=\frac{n}{3(2 n+3)}$. | 1 |
104. State with balanced equations, what happens when
(i) Silver is treated with hot concentrated sulphuric acid.
(ii) Ammonium dichromate is heated.
(iii) Hydrogen sulphide is passed through a solution of potassium permanganate acidified with dilute sulphuric acid. | 1 |
What are some beautiful Arabic or Urdu names for a new house? | 0 |
6. Statement 1: Lines passing through the given point and is equally inclined to the given two lines are always perpendicular.
Statement 2: Angle bisectors of the given two lines are always perpendicular. | 1 |
56. If $y=\frac{\sqrt{a+x}-\sqrt{a-x}}{\sqrt{a+x}+\sqrt{a-x}}$, then $\frac{d y}{d x}$ is equal to
a. $\frac{a y}{x \sqrt{a^{2}-x^{2}}}$
b. $\frac{a y}{\sqrt{a^{2}-x^{2}}}$
c. $\frac{a y}{x \sqrt{x^{2}-a^{2}}}$
d. None of these | 1 |
15. $\mathrm{H}_{1}$ - Receptor antagonists is a term associated with :
(a) Antiseptics
(b) Antihistamins
(c) Antacids
(d) Analgesics | 1 |
18. $\frac{5 x-2}{1+2 x+3 x^2}$ | 1 |
(f) goes down with uniform velocity. | 1 |
70. A sample of $\mathrm{HCl}$ gas is placed in an electric field of $2.5 \times 10^{4} \mathrm{~N} \mathrm{C}^{-1}$. The dipole moment of each $\mathrm{HCl}$ molecule is $3.4 \times 10^{-30} \mathrm{Cm}$. Find the maximum torque that can act on a molecule. | 1 |
15.1 Explain the terms polymer and monomer. | 1 |
29. What is the IUPAC name of Natrium?
(A) Sodium
(B) Nitride
(C) Natride
(D) Sodide | 1 |
3. A particle is located at $(3 \mathrm{~m}, 4 \mathrm{~m})$ and moving with $v=(4 \hat{\mathbf{i}}-3 \hat{\mathbf{j}}) \mathrm{m} / \mathrm{s}$. Find its angular velocity about origin at this instant. | 1 |
What kind of feed is good for a tilapia to grow? | 0 |
How many funds did not reach their intended recipients who needed medical attention? | 0 |
77 SSM A record turntable rotating at $33 \frac{1}{3} \mathrm{rev} / \mathrm{min}$ slows down and stops in 30 s after the motor is turned off. (a) Find its (constant) angular acceleration in revolutions per minute-squared. (b) How many revolutions does it make in this time? | 1 |
13. Foci $( \pm 4,0)$, the latus rectum is of length 12 | 1 |
36. An $\mathrm{S}_{\mathrm{N}} 2$ reaction at an asymmetric carbon of a compound always gives
$[2001 S]$
(a) an enantiomer of the substrate
(b) a product with opposite optical rotation
(c) a mixture of diastereomers
(d) a single stereoisomer | 1 |
11. In the figure, the minimum value of $a$ at which the cylinder starts rising up the inclined surface is
(a) $g \tan \theta$
(b) $g \cot \theta$
(c) $g \sin \theta$
(d) $g \cos \theta$ | 1 |
Which bicycle should I buy under 10k? | 0 |
3. If any tangent to the ellipse $\frac{x^{2}}{a^{2}}+\frac{y^{2}}{b^{2}}=1$ intercepts equal lengths $l$ on the axes, then find $l$. | 1 |
10. The weight of 350 mL of a diatomic gas at $0^{\circ} \mathrm{C}$ and 2 atm pressure is 1 g . The wt. of one atom is
(a) $\frac{16}{N}$
(b) $\frac{32}{N}$
(c) 16 N
(d) $32 N \quad$ ( $N$ is the Av. const.) | 1 |
26. As per IUPAC nomenclature, the name of the complex $\left[\mathrm{Co}\left(\mathrm{H}_{2} \mathrm{O}\right)_{4}\left(\mathrm{NH}_{3}\right)_{2}\right] \mathrm{Cl}_{3}$ is :
(a) Tetraaquadiaminecobalt (III) chloride
(b) Tetraaquadiamminecobalt (III) chloride
(c) Diaminetetraaquacoblat (II) chloride
(d) Diamminet... | 1 |
3.149. At the temperature $0^{\circ} \mathrm{C}$ the electric resistance of conductor 2 is $\eta$ times that of conductor 1 . Their temperature coefficients of resistance are equal to $\alpha_{2}$ and $\alpha_{1}$ respectively. Find the temperature coefficient of resistance of a circuit segment consisting of these two ... | 1 |
3. If $\left|\begin{array}{ccc}a^{2} & b^{2} & c^{2} \\ (a+1)^{2} & (b+1)^{2} & (c+1)^{2} \\ (a-1)^{2} & (b-1)^{2} & (c-1)^{2}\end{array}\right|=k(a-b)(b-c)(c-a)$, then find the value of $k$. | 1 |
How can I earn money online, seriously? | 0 |
Which famous U.S president was a Autodidact? | 0 |
40. If $(\alpha, \beta)$ is a point on the circle whose centre is on the $x$-axis and which touches the line $x+y=0$ at $(2,-2)$, then the greatest values of $\alpha$ is
a. $4-\sqrt{2}$
b. 6
c. $4+2 \sqrt{2}$ d. $4+\sqrt{2}$ | 1 |
82. There are two urns $A$ and $B$. Unn $A$ contains 5 red, 3 blue and 2 white balls, urn $B$ contains 4 red, 3 blue and 3 white balls. An urn is choosen at random and a ball is drawn. Probability that the ball drawn is red is
a. $9 / 10$
b. $1 / 2$
c. $11 / 20$
d. $9 / 20$. | 1 |
14. $\overrightarrow{a_{1}} \cdot \vec{b}$ is equal to
a. -41
b. $-41 / 7$
c. 41
d. 287 | 1 |
What is the name of the largest public library in Hyderabad? | 0 |
Does asking questions on Quora anonymously affect question views? | 0 |
Does mobile phone radiation really cause brain tumors? | 0 |
What is the name of the orgination who is striving to get all the countries on the same path with primary education? | 0 |
Who can reverse an unconstitutional court ruling? | 0 |
What are kalamkari shawls? How are they made? | 0 |
What rights do scientific publications in the EU enjoy? | 0 |
34. One root of the equation $\cos x-x+\frac{1}{2}=0$ lies in the interval
a. $\left(0, \frac{\pi}{2}\right)$
h $\left(-\frac{\pi}{2}, 0\right)$
c. $\left(\frac{\pi}{2}, \pi\right)$
d. $\left(\pi, \frac{3 \pi}{2}\right)$ | 1 |
9. The length of a common internal tangent to two circles is 7 and a common external tangent is 11 . If the product of the radii of the two circles is $p$, then the value of $p / 2$ is | 1 |
5.. Which of the following compounds belong to the same homologous series ?
(1) 1-chloropropene (2) 1-chloropropane (3) 2-chlorobutane
(A) (1) and (2) only (B) (1) and (3) only (C) (2) and (3) only (D) (1), (2) and (3) | 1 |
43. The heat of formation of ethane is -20.3 kcal . Calculate the bond energy of $\mathrm{C}-\mathrm{C}$ bond in ethane if the heats of atomisation of carbon and hydrogen are respectively 170.9 and 52.1 kcal per mole and bond energy of $\mathrm{C}-\mathrm{H}$ bond is 99.0 kcal . | 1 |
Who is the person that established Hyderabad? | 0 |
What year was Osmania University formed? | 0 |
Why were the prediction polls in the U.S. Presidential election so wrong? | 0 |
48. Determine the points of maxima and minima of the function $f(x)=\frac{1}{8} \operatorname{In} x-b x+x^{2}, x>0$, where $b \geq 0$ is a constant. | 1 |
Which parts of Turkey are characterized by a Mediterranean climate? | 0 |
23. The desired product X can be prepared by reacting the major product
of the reactions in LIST-I with one or more appropriate reagents in
LIST-II. (given, order of migratory aptitude: aryl > alkyl > hydrogen)  $-1.6 \times 10^{-19}$
(b) $-2.4 \times 10^{-19}$
(c) $-4 \times 10^{-19}$
(d) $-0.8 \times 10^{-19... | 1 |
How many published reports of American volumes existed in 1810? | 0 |
What was the scariest incident of your life? | 0 |
10. A parallel plate capacitor has a dielectric slab of dielectric constant $K$ between its plates that covers $1 / 3$ of the area of its plates, as shown in the figure. The total capacitance of the capacitor is $C$ while that of the portion with dielectric in between is $C_{1}$. When the capacitor is charged, the plat... | 1 |
The Indian Gate was inspired by what Parisian monument? | 0 |
Is there any interesting things to do/see in Chennai apart from movies, malls and beach? | 0 |
If someone walked up to you right now and handed you a round trip ticket to go anywhere in the world or the universe - assume space travel is possible - where would you go and why? | 0 |
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