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Recent questions tagged nsep
+3
votes
1
answer
A coil is wound on an iron rod and connected to an ac source as shown in fig. Two more coils AB and CD are also wound on the same rod.
asked
Apr 4, 2019
in
Class 10
by
kratos
magnetic effects of electric current
class-10
nsep
cbse
+1
vote
1
answer
Consider different orientations of a bar magnet lying in a uniform magnetic field as shown below. The potential energy is maximum in orientation
asked
Apr 2, 2019
in
Mathematics
by
kratos
nsep
+1
vote
1
answer
A particle performs simple harmonic motion at a frequency f. The frequency at which its kinetic energy varies is :
asked
Apr 1, 2019
in
Mathematics
by
kratos
nsep
+3
votes
1
answer
A small ball of mass m starts at a point A with speed vo and moves along a friction less track AB as shown.
asked
Mar 29, 2019
in
JEE
by
kratos
circular motion
momentum
jee
centre of mass
jee mains
nsep
impulse
+2
votes
1
answer
In and atom an electron excites to the fourth orbit. When it jumps back to the energy levels a spectrum is formed.
asked
Mar 29, 2019
in
Class 12
by
kratos
neet
aiims
nsep
+2
votes
1
answer
An object is placed 30 cm away from a symmetric convex lens and an image two thirds of the size of the object is produced. The object
asked
Mar 29, 2019
in
Mathematics
by
kratos
nsep
+3
votes
1
answer
Axis of a solid cylinder of infinite length and radius R **** along y-axis it carries a uniformly distributed current 'i' along +y direction.
asked
Mar 29, 2019
in
JEE
by
kratos
magnetic field due to current
jee main 2020
jee
nsep
jee mains
class-12
+2
votes
1
answer
Two stars of masses m1 and m2 distance r apart revolve about their centre of mass. The ****** of revolution is
asked
Mar 27, 2019
in
JEE
by
kratos
jee
mechanics
jee mains
nsep
gravitation
+3
votes
1
answer
A simple pendulum has small disc shaped magnet as the bob whose magnetic moment is along vertical. Just beneath the bob a current carrying coil
asked
Mar 24, 2019
in
Mathematics
by
kratos
nsep
+3
votes
1
answer
STATEMENT-1: Real images cannot be formed by reflection of light in a convex mirror.
asked
Mar 21, 2019
in
JEE
by
kratos
light
images
class-8
jee
class-9
jee mains
nsep
geometrical optics
+3
votes
1
answer
The maximum refractive index of a prism of apex angle 90degree for which light will be transmitted is
asked
Mar 21, 2019
in
Class 12
by
kratos
neet
aiims
jee
optics
jee mains
nsep
ray optics
class-12
+1
vote
1
answer
An unpolarized beam of light of intensity I0 passes through two linear polarizers making an angle of 30 with respect to each other.
asked
Mar 19, 2019
in
JEE
by
kratos
jee
kvpy
optics
jee mains
nsep
class-12
+2
votes
1
answer
A ball impinges directly on a similar ball at rest. The first ball is brought to rest by the impact.
asked
Mar 19, 2019
in
Class 11
by
kratos
work energy and power
class-11
class-10
icse
nsep
+2
votes
1
answer
A spring has a certain mass suspended from it and its ****** for vertical oscillations is T1.
asked
Mar 16, 2019
in
JEE
by
kratos
irodov
oscillations
oscillations and wave
jee
class-11
simple harmonic motion
jee mains
mechanical oscillations
nsep
gravitation
heat
+2
votes
1
answer
A curved road with radius of curvature 200 m is banked with a n angle of banding equal to tan^–1 (0.2).
asked
Mar 16, 2019
in
Class 12
by
kratos
rotational motion
neet
circular motion
class-11
aiims
jee
simple harmonic motions
jee mains
nsep
laws of motion
+3
votes
1
answer
A symmetric concave lens of focal length 24 cm is now placed in contact with the convex lens and the object is brought back to its original position.
asked
Mar 14, 2019
in
Mathematics
by
kratos
nsep
+2
votes
1
answer
A lens is coated with a thin film of transparent substance magnesium fluoride (MgF2) with n = 1.38 to reduce
asked
Mar 14, 2019
in
JEE
by
kratos
jee
optics
jee mains
nsep
interference
+2
votes
1
answer
Consider the analogy between an oscillating spring-body system and an oscillating LCR circuit.
asked
Mar 13, 2019
in
Mathematics
by
kratos
nsep
+1
vote
1
answer
Motion of a particle in a plane is described by the non-orthogonal set of coordinates (p, q) with unit vectors p,qˆ inclined at an angle θ
asked
Mar 12, 2019
in
Mathematics
by
kratos
nsep
+1
vote
1
answer
A long straight wire along the z-axis carries a current I in the negative z-direction. The magnetic vector field Vector B at a
asked
Mar 11, 2019
in
JEE
by
kratos
magnetic field due to a current
jee
moving charges and magnetism
jee mains
nsep
class-12
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