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0:01:47

A 12 V battery connected to a coil of resistance 6  through a switch, drives a constant current

0:07:07

At time t = 0, a disk of radius 1 m starts to roll without slipping on a horizontal plane with an

0:00:45

Given below are two statements: Statement I : The equivalent resistance of resistors in a series

0:08:23

Two spherical stars A and B have densities ρA and ρB, respectively. A and B have the same radius

0:05:36

A rod of length 2 cm makes an angle 2π/3 rad with the principal axis of a thin convex lens. T

0:02:01

A body is released from a height equal to the radius (R) of the earth. The

0:02:34

For designing a voltmeter of range 50 V and an ammeter of range 10 mA using a galvanometer

0:01:57

A wire of length ‘L’ and radius ‘r’ is clamped rigidly at one end. When the other end of the wire is

0:01:32

The height of transmitting antenna is 180 m and the height of the receiving antenna is 245 m.

0:01:24

Two identical particles each of mass ‘m’ go round a circle of radius a under the action of their

0:00:37

The position of a particle related to time is given by x = (5t2 – 4t + 5)m.

0:01:44

In a linear simple harmonic motion (SHM) (A)Restoring force is directly proportional to the displace

0:01:03

(A flask contains Hydrogen and Argon in the ratio 2:1 by mass. The temperature of the

0:00:53

The de Broglie wavelength of an electron having kinetic energy E is . If the kinetic energy of elec

0:01:04

The electric field due to a short electric dipole at a large distance

0:01:48

In the following circuit C1 = 12 μF, C2 = C3 = 4 μF and C4 = C5 = 2 μF. The charge stored in

0:01:30

A particle of mass m and charge q is released from rest in a uniform electric field.

0:00:57

A particle of mass m and charge q is placed at rest in a uniform electric field E and then

0:03:47

An electron falls through a distance of 1.5 cm in a uniform electric field of magnitude

0:02:54

An electric field E is set up between the two parallel plates of a capacitor, as shown in Fig. 1.41.

0:02:00

Figure shows tracks of three charged particles in a uniform electrostatic field. Give th

0:02:22

The electric field in a certain region is acting radially outward and is given by E = Ar. A

0:01:27

If the amounts of electric flux entering and leaving an enclosed surface respectively are

0:00:38

A charge Q is enclosed by a Gaussian spherical surface of radius R. If the radius is doubled,