Choose the right answer from the following

If n is the frequency of rotation of a body, its angular velocity is ____.

1.  2πn
2. 4πn
3.  2πn
4.  4πn

Answer: If n is the frequency of rotation of a body, its angular velocity is 2πn.

Explanation: The rate of velocity at which an object or particle is rotating around a centre or a specific point in a given time period is known as angular velocity.