JEE Main 2016 (Online) 9th April Morning Slot

Paper was held on
Sat, Apr 9, 2016 3:30 AM

## Chemistry

The amount of arsenic pentasulphide that can be obtained when 35.5 g arsenic acid istreated with excess H2S in the prese

View Question Which intermolecular force is most responsible in allowing xenon gas to liquefy?

View Question The solubility of N2 in water at 300 K and 500 torr partial pressure is 0.01 g L−1. The solubility (in g L−1) at 750 tor

View Question For the reaction,
A(g) + B(g) $$ \to $$ C(g) + D(g), $$\Delta $$Ho and $$\Delta $$So are, respectively, − 29.8 kJ mol−

View Question The total number of orbitals associated with the principal quantum number 5 is :

View Question What will occur if a block of copper metal is dropped into a beaker containing a
solution of 1M ZnSO4?

View Question A reaction at 1 bar is non-spontaneous at low temperature but becomes spontaneous
at high temperature. Identify the corr

View Question The reaction of ozone with oxygen atoms in the presence of chlorine atoms can occur
by a two step process shown below :

View Question The non-metal that does not exhibit positive oxidation state is :

View Question The group of molecules having identical shape is :

View Question Identify the correct trend given below : (Atomic No.=Ti : 22, Cr : 24 and Mo : 42)

View Question Which one of the following complexes will consume more equivalents of aqueous
solution of Ag(NO3)?

View Question Which one of the following species is stable in aqueous solution?

View Question The hydrocarbon with seven carbon atoms containing a neopentyl and a vinyl group
is :

View Question An organic compound contains C, H and S. The minimum molecular weight of the
compound containing 8% sulphur is :
(atomi

View Question 5 L of an alkane requires 25 L of oxygen for its complete combustion. If all volumes are measured at constant temperatur

View Question The gas evolved on heating CH3MgBr in methanol is :

View Question Bouveault-Blanc reduction reaction involves :

View Question The test to distinguish primary, secondary and tertiary amines is :

View Question The plot shows the variation of −$$ln$$ Kp versus temperature for the two reactions.
M(s) + $${1 \over 2}$$ O2(g) $$ \to

View Question Consider the following sequence for aspartic acid :
The pI (isoelectric point) of aspartic acid is :

View Question ## Mathematics

For x $$ \in $$ R, x $$ \ne $$ 0, Let f0(x) = $${1 \over {1 - x}}$$ and
fn+1 (x) = f0(fn(x)), n = 0, 1, 2, . . . .
Th

View Question The point represented by 2 + i in the Argand plane moves 1 unit eastwards, then 2 units northwards and finally from ther

View Question If the equations x2 + bx−1 = 0 and x2 + x + b = 0 have a common root different from −1, then $$\left| b \right|$$ is equ

View Question If P = $$\left[ {\matrix{
{{{\sqrt 3 } \over 2}} & {{1 \over 2}} \cr
{ - {1 \over 2}} & {{{\sqrt 3 } \ov

View Question The number of distinct real roots of the equation,
$$\left| {\matrix{
{\cos x} & {\sin x} & {\sin x} \cr

View Question For x $$ \in $$ R, x $$ \ne $$ -1,
if (1 + x)2016 + x(1 + x)2015 + x2(1 + x)2014 + . . . . + x2016 =
$$\sum\limits_{i

View Question If the four letter words (need not be meaningful ) are to be formed using the
letters from the word “MEDITERRANEAN” such

View Question Let x, y, z be positive real numbers such that x + y + z = 12 and x3y4z5 = (0.1) (600)3. Then x3 + y3 + z3is equal to :

View Question The value of $$\sum\limits_{r = 1}^{15} {{r^2}} \left( {{{{}^{15}{C_r}} \over {{}^{15}{C_{r - 1}}}}} \right)$$ is equal

View Question If $$\mathop {\lim }\limits_{x \to \infty } {\left( {1 + {a \over x} - {4 \over {{x^2}}}} \right)^{2x}} = {

View Question If the function
f(x) = $$\left\{ {\matrix{
{ - x} & {x < 1} \cr
{a + {{\cos }^{ - 1}}\left( {x + b} \rig

View Question The minimum distance of a point on the curve y = x2−4 from the origin is :

View Question If $$\int {{{dx} \over {{{\cos }^3}x\sqrt {2\sin 2x} }}} = {\left( {\tan x} \right)^A} + C{\left( {\tan x}

View Question If $$2\int\limits_0^1 {{{\tan }^{ - 1}}xdx = \int\limits_0^1 {{{\cot }^{ - 1}}} } \left( {1 - x + {x^2}} \ri

View Question If f(x) is a differentiable function in the interval (0, $$\infty $$) such that f (1) = 1 and
$$\mathop {

View Question If a variable line drawn through the intersection of the lines $${x \over 3} + {y \over 4} = 1$$ and $${x \over 4} + {y

View Question The area (in sq. units) of the region described by
A= {(x, y) $$\left| {} \right.$$y$$ \ge $$ x2 $$-$$ 5x + 4, x + y $$

View Question The point (2, 1) is translated parallel to the line L : x− y = 4 by $$2\sqrt 3 $$ units. If the newpoint Q lies in the t

View Question A circle passes through (−2, 4) and touches the y-axis at (0, 2). Which one of the following equations can represent a d

View Question If A and B are any two events such that P(A) = $${2 \over 5}$$ and P (A $$ \cap $$ B) = $${3 \over {20}}$$, hen the cond

View Question The shortest distance between the lines $${x \over 2} = {y \over 2} = {z \over 1}$$ and
$${{x + 2} \over { - 1}} = {{y

View Question If the mean deviation of the numbers 1, 1 + d, ..., 1 +100d from their mean is 255, then a value of d is :

View Question In a triangle ABC, right angled at the vertex A, if the position vectors of A, B and C are respectively 3$$\widehat i$$

View Question Let a and b respectively be the semitransverse and semi-conjugate axes of a
hyperbola whose eccentricity satisfies the e

View Question If m and M are the minimum and the maximum values of
4 + $${1 \over 2}$$ sin2 2x $$-$$ 2cos4 x, x $$ \in $$ R, the

View Question ## Physics

A rocket is fired vertically from the earth with an acceleration of 2g, where g is the
gravitational acceleration. On an

View Question In the following ‘I’ refers to current and other symbols have their usual meaning.
Choose the option that corresponds to

View Question A cubical block of side 30 cm is moving with velocity 2 ms−1 on a smooth horizontal surface. The surface has a bump at a

View Question A car of weight W is on an inclined road that rises by 100 m over a distance of 1 km
and applies a constant frictional f

View Question 200 g water is heated from 40oC to 60oC. Ignoring the slight expansion of water, the change in its internal energy is cl

View Question The ratio of work done by an ideal monoatomic gas to the heat supplied to it
in an isobaric process is :

View Question Two particles are performing simple harmonic motion in a straight line about
the same equilibrium point. The amplitude a

View Question Three capacitors each of 4 $$\mu $$F are to be connected in such a way that the effective capacitance is 6 $$\mu $$F. Th

View Question A magnetic dipole is acted upon by two magnetic fields which are inclined to each other at an angle of 75o. One of the f

View Question When photons of wavelength $${\lambda _1}$$ are incident on an isolated sphere, the corresponding stopping potential is

View Question Microwave oven acts on the principle of :

View Question A 50 $$\Omega $$ resistance is connected to a battery of 5 V. A galvanometer of resistance 100 $$\Omega $$ is to be used

View Question In Young’s double slit experiment, the distance between slits and the screen is
1.0 m and monochromatic light of 600 nm

View Question A hydrogen atom makes a transition from n = 2 to n = 1 and emits a photon. This photon strikes a doubly ionized lithium

View Question The potential (in volts) of a charge distribution is given by.
V(z) = 30 $$-$$ 5x2 for $$\left| z \right|$$ $$ \le $$ 1

View Question The truth table given in fig. represents :
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View Question A simple pendulum made of a bob of mass m and a metallic wire of negligible mass has time period 2 s at T=0oC. If the te

View Question A uniformly tapering conical wire is made from a material of Young’s modulus
Y and has a normal, unextended length L. Th

View Question To find the focal length of a convex mirror, a student records the following data :
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View Question Figure shows elliptical path abcd of a planet around the sun S such that the area of triangle csa is $${1 \over 4}$$ the

View Question Consider a water jar of radius R that has water filled up to height H and is kept on astand of height h (see figure). Th

View Question An experiment is performed to determine the I - V characteristics of a Zener diode, which has a protective resistance of

View Question To know the resistance G of a galvanometer by half deflection method, a battery of emf VE and resistance R is used to de

View Question Which of the following option correctly describes the variation of the speed v and acceleration ‘a’ of a point mass fall

View Question
In the circuit shown, the resistance r is a variable resistance. If for r = fR, the heat generation in r is maximum the

View Question A series LR circuit is connected to a voltage source with
V(t) = V0 sin$$\Omega $$t. After very large time, current I(

View Question A convex lens, of focal length 30 cm, a concave lens of focal length 120 cm, and aplane mirror are arranged as shown. Fo

View Question