Question stringlengths 2 3k | label int64 0 1 |
|---|---|
1. The value of $m$ is
a. 6
b. 7
c. 8
d. 9 | 1 |
4.2 Write Lewis dot symbols for atoms of the following elements: $\mathrm{Mg}, \mathrm{Na}, \mathrm{B}, \mathrm{O}, \mathrm{N}, \mathrm{Br}$. | 1 |
What is the function of cholesterol? | 0 |
What is the oldest piece of written history? | 0 |
1. Nuclei of radioactive element $A$ are being produced at a constant rate $\alpha$. The element has a decay constant $\lambda$. At time $t=0$, there are $N_{0}$ nuclei of the element. The number $N$ of nuclei of $A$ at time $t$.
(a) $N=\frac{\alpha}{\lambda}\left(1-e^{-\lambda t}\right)+N_{0} e^{-\lambda t}$
(b) $\qua... | 1 |
How is it to study in India? | 0 |
51. A positive carbylamine test is given by
(a) $\mathrm{N}, \mathrm{N}-$ dimethylaniline
(b) 2, 4-dimethylaniline
(c) $\mathrm{N}$-methyl-o-methylaniline
(d) $p$-methylbenzylamine | 1 |
2. A particle starts from a point $P$ at a distance of $A / 2$ from the mean position $O$ and travels towards left as shown in the figure. If the time period of SHM, executed about $O$ is $T$ and amplitude $A$ then the equation of the motion of particle is
=x g(x) g(-x)+\tan (\sin x)$ | 1 |
6. For 1 molal aqueous solution of the following compounds, which one will show the highest freezing point?
(a) $\left[\mathrm{Co}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right] \mathrm{Cl}_{3}$
Download More: WWW.JEEBOOKS.IN
(b) $\left[\mathrm{Co}\left(\mathrm{H}_{2} \mathrm{O}\right)_{5} \mathrm{Cl}\right] \mat... | 1 |
How did Donald Trump win the 2016 Presidential Election? | 0 |
What is your favorite book ever, and why? | 0 |
I don't need to answer 10 questions I want out now? | 0 |
14. The observed osmotic pressure for a $0.10 \mathrm{M}$ solution of $\mathrm{Fe}\left(\mathrm{NH}_{4}\right)_{2}\left(\mathrm{SO}_{4}\right)_{2}$ at $25^{\circ} \mathrm{C}$ is $10.8 \mathrm{~atm}$. The expected and experimental (observed) values of van't Hoff factor ( $i$ ) will be respectively:
$\left(\mathrm{R}=0.... | 1 |
34. At infinite dilution, the eq. conductances of $\mathrm{CH}_{3} \mathrm{COONa}, \mathrm{HCl}$ and $\mathrm{CH}_{3} \mathrm{COOH}$ are 91,426 and 391 mho $\mathrm{cm}^{2}$ respectively at $25^{\circ} \mathrm{C}$. The eq. conductance of NaCl at infinite dilution will be
(a) 126
(b) 209
(c) 391
(d) 908 | 1 |
What was the population density in Hyderabad in 2011? | 0 |
10. The following statements relate to the adsorption of gases on a solid surface. Identify the incorrect statement among them :
(a) Enthalpy of adsorption is negative
(b) Energy appears as heat
(c) On adsorption, the residual forces on the surface are increased
(d) Entropy of adsorption is negative | 1 |
12. Biochemical oxygen demand(BOD) value can be a measure of water pollution caused by the organic matter. Which of the following statements is correct?
(a) Polluted water has BOD value higher than $10 \mathrm{ppm}$
(b) Aerobic bacteria decreases the BOD value
(c) Anaerobic bacteria increases the BOD value
(d) Cl... | 1 |
My cat is throwing up foamy stuff. Some of it is yellow/white. What is this and what can I do? | 0 |
3. How many 3-digit even numbers can be made using the digits $1,2,3,4,6,7$, if no digit is repeated? | 1 |
12. Prove that for all values of $\lambda$ and $\mu$, the planes $\frac{2 x}{a}+\frac{y}{b}+\frac{2 z}{c}-1+\lambda\left(\frac{x}{a}-\frac{2 y}{b}-\frac{z}{c}-2\right)=0$ and $\frac{4 x}{a}-\frac{3 y}{b}-5+\mu\left(\frac{5 y}{b}+\frac{4 z}{c}+3\right)=0$ intersect on the same line. | 1 |
Did mahabharat really happen? | 0 |
How widely accepted are credit cards at small businesses and restaurants in Latvia? | 0 |
8. Both the strings, shown in figure (15-Q1), are made of same material and have same cross section. The pulleys are light. The wave speed of a transverse wave in the string $A B$ is $v_1$ and in $C D$ it is $v_2$. Then $v_1 / v_2$ is (a) 1 (b) 2 (c) $\sqrt{2}$ (d) $1 / \sqrt{ } 2$.
 $x=\frac{\pi}{3 a}$
(b) $x=\frac{3 \pi}{a}$
(c) $x=\frac{3 \pi}{2 a}$
(d) $x=\frac{2 \pi}{3 a}$ | 1 |
What is the antebellum age? | 0 |
What results in lengthy prison sentences as well as subsequent probation, large fines, and orders to pay restitution directly to victims? | 0 |
1. A capacitor has a capacitance of $7.28 \mu \mathrm{F}$. What amount of charge must be placed on each of its plates to make the potential difference between its plates equal to $25.0 \mathrm{~V}$ ? | 1 |
29. Standard electrode potential data are useful for understanding the suitability of an oxidant in a redox titration. Some half-cell reactions and their standard potentials are given below:
$$
\begin{array}{ll}
\mathrm{MnO}_{4}^{-}(\mathrm{aq})+8 \mathrm{H}^{+}(\mathrm{aq})+5 \mathrm{e} \rightarrow \mathrm{Mn}^{2+}(\... | 1 |
Can I use WhatsApp online on a PC without downloading the app on Android? | 0 |
When did crop circles start appearing? | 0 |
Knowledge is the power. Everyone agrees. How can we use it as a super power? | 0 |
2. If $G(x)=-\sqrt{25-x^{2}}$, then $\lim _{x \rightarrow 1} \frac{G(x)-G(1)}{x-1}$ is
a. $\frac{1}{24}$
b. $\frac{1}{5}$
c. $-\sqrt{24}$
d. None of these | 1 |
In what year was the partnership initiated? | 0 |
What is migration? | 0 |
17. Ethyl alcohol is heated with conc $\mathrm{H}_{2} \mathrm{SO}_{4}$ the product formed is
(a) 
(b) $\mathrm{C}_{2} \mathrm{H}_{6}$
(c) $\mathrm{C}_{2} \mathrm{H}_{4}$
(d) $\mathrm{C}_{2} \mathrm{H}_{2}$ | 1 |
4. Sodium metal on dissolution in liquid ammonia gives a deep blue solution due to the formation of:
(a) sodium-ammonia complex
(b) sodamide
(c) sodium ion-ammonia complex
(d) ammoniated electrons | 1 |
I have create my 2accounts open ignite cause my first account is locked have any issue if I have create another a/c with using new mail id? | 0 |
-6 When an electron moves from $A$ to $B$ along an electric field line in Fig. 24-34, the electric field does $3.94 \times 10^{-19} \mathrm{~J}$ of work on it. What are the electric potential differences (a) $V_{B}-V_{A}$, (b) $V_{C}-V_{A}$, and (c) $V_{C}-V_{B}$ ?
3.
 zero
(b) $\frac{Q}{4 \pi \varepsilon_{0}} \frac{1}{R}-\frac{1}{\sqrt{R^{2}+d^{2}}}$
(c) $\fra... | 1 |
4. The contact angle between a solid and a liquid is a property of
(a) the material of the solid
(b) the material of the liquid
(c) the shape of the solid
(d) the mass of the solid. | 1 |
How can I make money off 100k? | 0 |
Is VIT is good for b tech? | 0 |
How much time does a beginner need to spend to learn (not just the basics) HTML, CSS, JavaScript and PHP? | 0 |
How do you draw the Lewis structure for N2F2? | 0 |
How do I be a better Quoran? | 0 |
Can I earn some money using Quora? | 0 |
12. A long, hollow conducting cylinder is kept co-axially inside another long, hollow conducting cylinder of larger radius. Both the cylinders are initially electrically neutral.
(a) A potential difference appears between the two cylinders when a charge density is given to the inner cylinder.
(b) A potential differen... | 1 |
In the 18th century there was one global trading hub for large diamonds, what was it? | 0 |
Along with dealing with sewerage and the water supply, what is one other thing the HMWSSB regulates? | 0 |
How can I push myself out of my comfort zone? | 0 |
58. Aniline is a weak organic base in aqueous solutions. Suggest a solvent in which aniline would become a strong base.
(Acetic acid) | 1 |
31.
$x, y$, and $z$ denote the number of resonating structures of the given compunds.
What is the value of $x+y+z$ ?
(A) 12
(B) 13
(C) 10
(D) 11 | 1 |
What does the Tamil word "Pazhagikalaam" meaning? | 0 |
What was Bower's first step in editing multiple works into a single product? | 0 |
4.32 Distinguish between a sigma and a pi bond. | 1 |
What were the most significant consequences of the Treaty of Versailles? | 0 |
(iv) $\mathrm{Ph}-\mathrm{CH}=\mathrm{CH}-\mathrm{CHO}$ | 1 |
Bands: I wonder how do giants like Iron Maiden and Metallica write and compose songs. Are they continuously jamming? Do the songs just come out of nowhere? | 0 |
How has VIT changed your life? | 0 |
Why is the Batman so keen on not using guns? | 0 |
Who has scored the best 200 in the history of ODI cricket? | 0 |
22. If the straight line $x=b$ divide the area enclosed by $y=(1-x)^{2}, y=0$ and $x=0$ into two parts $R_{1}(0 \leq x \leq b)$ and $R_{2}(b \leq x \leq 1)$ such that $R_{1}-R_{2}=\frac{1}{4}$. Then, $b$ equals
(a) $\frac{3}{4}$
(b) $\frac{1}{2}$
(c) $\frac{1}{3}$
(d) $\frac{1}{4}$ | 1 |
6. An alkali is titrated against an acid with methyl orange as indicator, which of the following in a correct combination?
(a) Weak Strong Colourless to pink
(b) Strong Strong
(c) Weak Strong Pinkish red to yellow
(d) Strong Strong Yellow to Pinkish red | 1 |
7. A boy whirls a stone of small mass in a horizontal circle of radius $1.5 \mathrm{~m}$ and at height $2.9 \mathrm{~m}$ above level ground. The string breaks and the stone flies off horizontally and strikes the ground after travelling a horizontal distance of $10 \mathrm{~m}$. What is the magnitude of the centripetal ... | 1 |
4.155. The equation of a travelling plane sound wave has the form $\xi=60 \cos (1800 t-5.3 x)$, where $\xi$ is expressed in micrometres, $t$ in seconds, and $x$ in metres. Find:
(a) the ratio of the displacement amplitude, with which the particles of medium oscillate, to the wavelength;
(b) the velocity oscillation a... | 1 |
11. Tangents $P A$ and $P B$ are drawn to the above fixed circle from the points $P$ on the line $x+y-1=0$. Then chord of contact $A B$ passes though the fixed point
a. $\left(\frac{1}{2},-\frac{5}{2}\right)$.
b. $\left(\frac{1}{3}, \frac{4}{3}\right)$
c. $\left(-\frac{1}{2}, \frac{3}{2}\right)$
d. None of these | 1 |
3. The predominant intermolecular forces present in ethyl acetate, a liquid, are:
(a) London dispersion and dipole-dipole
(b) hydrogen bonding and London dispersion
(c) Dipole-dipole and hydrogen bonding
(d) London dispersion, dipole-dipole and hydrogen bonding | 1 |
22. The quantum number $n$ of the state finally populated in $\mathrm{He}^{+}$ions is
(a) 2
(b) 3
(c) 4
(d) 5 | 1 |
When will the construction of new NIT at Raipur completed? | 0 |
11. Which of the following compound is not resonance stabilized?
 | 1 |
Expand each of the following condensed formulas into their complete structural formulas.
(a) $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{COCH}_2 \mathrm{CH}_3$
(b) $\mathrm{CH}_3 \mathrm{CH}=\mathrm{CH}\left(\mathrm{CH}_2\right)_3 \mathrm{CH}_3$ | 1 |
- Example 1.22 If the vertices $P, Q, R$ of a triangle $P Q R$ are rational points, which of the following points of the triangle $P Q R$ is (are) not necessarily rational?
a. centroid
b. incentre
c. circumcentre
d. orthocentre
(A rational point is a point both of whose coordinates are rational numbers) | 1 |
What transformed business organization in 1890? | 0 |
Where should I start at to learn about how to do Python? | 0 |
18. A moving coil galvanometer is converted into an ammeter reading up to $0.03 \mathrm{~A}$ by connecting a shunt of resistance $\frac{r}{4}$. What is the maximum current which can be sent through this galvanometer, if no shunt is used. (Here, $r=$ resistance of galvanometer)
(a) $0.004 \mathrm{~A}$
(b) $0.005 \math... | 1 |
6. If $g(x)=\int_{0}^{x} 2|t| d t$, then
a. $g(x)=x|x|$
b. $g(x)$ is monotonic
c. $g(x)$ is differentiable at $x=0$
d. $g^{\prime}(x)$ is differentiable at $x=0$ | 1 |
Example 19.1
Two boys, one 52 inches tall and the other 55 inches tall, are standing at distances $4.0 \mathrm{~m}$ and $5.0 \mathrm{~m}$ respectively from an eye. Which boy will appear taller? | 1 |
How do I play Asphalt 8 on a PC? | 0 |
What would your superpower be and why? | 0 |
How do I lose weight? | 0 |
8. The displacement of a particle varies according to the relation $y=4(\cos \pi t+\sin \pi t)$. The amplitude of the particle is
(a) 8 units
(b) 2 units
(c) 4 units
(d) $4 \sqrt{2}$ units | 1 |
Ex. 3. Calculate the work performed when 2 moles of hydrogen expand isothermally and reversibly at $25^{\circ} \mathrm{C}$ from 15 to 50 litres. | 1 |
BDNF is an abbreviation for what term? | 0 |
Why China invest so much money in Iskandar project? Seems that they are just burning away the cash | 0 |
What is the square root of (1/-4)? | 0 |
106. Given $A(0,0)$ and $B(x, y)$ with $x \in(0,1)$ and $y>0$. Let the slope of the line $A B$ equal to $m_{1}$. Point $C$ lies on the line $x=1$ such that the slope of $B C$ equal to $m_{2}$ where $\mathbf{O}<m_{2}<m_{1}$. If the area of the triangle $A B C$ can be expressed as $\left(m_{1}-m_{2}\right) f(x)$, then th... | 1 |
Who is Adrian Lamo and why is he so popular on Quora? | 0 |
What is your view on death penalty for rape? | 0 |
What country is Nicobar Island apart of? | 0 |
22. Consider a function $y=f(x)=\left|\frac{|x-2|}{2}-3\right|-4$ find the number of roots of the equation $\mathrm{f}(\mathrm{x})=0$
(a) 2
(b) 4
(c) 3
(d) None of these | 1 |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.