For a particle performing uniform circular motion, choose the incorrect statement form the following.

Options

A. Magnitude of particle velocity (speed) remains constant
B. Particle velocity remains directed perpendicular to radius vector.
C. Direction of acceleration keeps changing as particles moves
D. Angular momentum is constant in magnitude but direction keeps changing.

Answer

A, B, C

Explanation

In uniform circular motion, magnitude of velocity and acceleration is constant but direction changes continuously.