When a disc rotates with uniform angular velocity, which of the following is not true ?

A heavy disc is rotating with uniform angular velocity omega about its own axis. A piece of wax sticks to it. The angular velocity of the disc will

Derive an expression for induced emf when a coil rotates with uniform angular velocity in a unifrom magnetic field.

A circular metalic disc of radius a is rotating with a uniform angular velocity (w) perpendicularly to the uniform magnetic field vecB . The potential difference between the centre and the rim of the disc is—

The body is rotating with uniform angular velocity ( omega ) having rotational kinetic energy ( E) . Its angular momentum (L ) is :

Moment of inertia of a disc is 100 g. cm^(2) . If the disc rotates with an angular velocity of 2 rad .s^(-1) the rotational kinetic energy of the disc is

Find the position of instantaneous centre of rotation and angular velocity of the disc in the following cases as shown. Radius of disc is R in each case.

A circular disc of radius R is rotating about its axis O with a uniform angular velocity omega"rad s"^(-1) as shown in the figure. The magnitude of the relative velocity of point A relative to point B on the disc is