Question

In uniform circular motion, the centripetal acceleration is

• A. Towards the centre of the circular path and perpendicular to the instantaneous velocity
• B. A constant acceleration
• C. Away from the centre of the circular path and perpendicular to the instantaneous velocity
• D. A variable acceleration making 45^o with the instantaneous velocity
• E. A variable acceleration, parallel to the instantaneous velocity

Answer 1

Answer: (A)

In uniform circular motion, the centripetal acceleration is towards the centre of the circular path and perpendicular to the instantaneous velocity.