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Recent questions tagged class-11
+3
votes
1
answer
Prove that: (sin x + sin 3x)/(cos x + cos 3x) = tan 2x
asked
Apr 7, 2019
in
Class 11
by
kratos
class-11
trigonometric functions
cbse
+2
votes
1
answer
Why the body of a bus begins to rattle. sometimes. when the bus picks up the speed?
asked
Apr 7, 2019
in
Class 11
by
kratos
who owns the water
waves
class-8
oscillations
class-11
class-6
direct and inverse variations
+1
vote
1
answer
If momentum is increased by 20% then K.E increases by (A) 44% (B) 55% (C) 66%
asked
Apr 7, 2019
in
JEE
by
kratos
work
collisions
class-11
jee
energy and power
jee mains
+2
votes
1
answer
What does ATP abbreviated for?
asked
Apr 7, 2019
in
Class 11
by
kratos
class-11
photosynthesis
+1
vote
1
answer
Which of the following graphs shows the kinetic energy K of the particle as a function of its displacement x?
asked
Apr 7, 2019
in
JEE
by
kratos
oscillations
class-11
jee
jee mains
wave
+3
votes
1
answer
The number of different four digit numbers that can be formed with the digits 2, 3, 4, 7 and using each digit only once is
asked
Apr 7, 2019
in
JEE
by
kratos
class-11
jee
jee mains
permutation and combination
+3
votes
1
answer
Find lim(x →4) (x^3 - 64)/(x^2 - 16)
asked
Apr 7, 2019
in
Class 11
by
kratos
class-11
limits
derivatives
+1
vote
1
answer
Which is the correct form of declaration of dictionary?
asked
Apr 7, 2019
in
Class 12
by
kratos
the last stone carver
cbse
class-11
tuples
lists
beehive
class-7
if i were you
class-9
class-12
sets and dictionary
+1
vote
1
answer
State the Rules of Debit and Credit of Assets Account.
asked
Apr 7, 2019
in
Class 12
by
kratos
dissolution of partnership firm
class-11
recording of transactions
accounting for partnership firms
class-12
reconstitution of partnership
+2
votes
1
answer
A particle which is experiencing a force, given by F = 3 i – 12 j , undergoes a displacement of d = 4 i .
asked
Apr 7, 2019
in
JEE
by
kratos
laws of motion
class-11
jee mains 2019
+2
votes
1
answer
Name the three regions of human small intestine in proper sequence.
asked
Apr 7, 2019
in
Class 12
by
kratos
digestion
neet
class-11
aiims
absorption
+2
votes
1
answer
Find the value of k if for the complex numbers z1 and z2,
asked
Apr 7, 2019
in
JEE
by
kratos
class-11
jee
jee mains
complex numbers and quadratic equation
+1
vote
1
answer
(a) Calculate the number of ***** in 112 g of iron. (b) Calculate the mass of 0.5 ***** of sugar (C12H22O11).
asked
Apr 7, 2019
in
Chemistry
by
kratos
basic concepts of chemistry
cbse
class-11
class-9
atoms and molecules
+2
votes
1
answer
A ring of mass m and radius R has three particle attached to the ring and it is rolling on the surface as shown in the figure.
asked
Apr 7, 2019
in
JEE
by
kratos
system of particles
rotational motion
class-11
jee
rigid body dynamics
jee mains
+3
votes
1
answer
Assertion : Heavy water preferred over ordinary water as a moderator in reactors.
asked
Apr 7, 2019
in
Class 12
by
kratos
neet
p-block elements
class-11
aiims
hydrogen
class-12
nuclei
+1
vote
1
answer
The ratio of the energy of a photon of 2000 A wavelength radiation to that of 4000 radiation is
asked
Apr 7, 2019
in
Chemistry
by
kratos
chemical bonding and molecular structure
class-11
jee
physical chemistry
atomic structure
jee mains
class-12
+3
votes
1
answer
Component of blood responsible for producing antibodies is (a) thrombocytes
asked
Apr 7, 2019
in
Class 12
by
kratos
class-11
aiims
structural organisation in animals
neet
+2
votes
1
answer
Which of these is not a true statement? (A) All Lewis bases are also Bronsted-Lowry bases.
asked
Apr 7, 2019
in
Class 12
by
kratos
acids
class-11
acids bases and salts
bases
class-12
+2
votes
0
answers
A stone is allowed to fall from the top of a tower 100m high and at the same time another stone is projected vertically upwards
asked
Apr 7, 2019
in
Class 11
by
kratos
gravitation
motion in a straight line
cbse
class-11
kinematics
motion in a plane
+3
votes
1
answer
Two friends A and B are 30 km apart and they start simultaneously on motorcycles to meet each other.
asked
Apr 7, 2019
in
JEE
by
kratos
motion in a straight line
cbse
class-8
class-11
jee
time and speed
airthmetic progressions
jee mains
distance
class-12
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