A car moves on a circular road. It describes equal angles about the centre in equal intervals of time. Which of the following statement about the velocity of the car is true

Options

A. Magnitude of velocity is not constant
B. Both magnitude and direction of velocity change
C. Velocity is directed towards the centre of the circle
D. Magnitude of velocity is constant but direction changes

Answer

D

Explanation

As body covers equal angle in equal time intervals, its angular velocity and magnitude of linear velocity is constant.