Circular Motion Acceleration – Rankers Physics
Topic: Circular Motion
Subtopic: Uniform Circular Motion

Circular Motion Acceleration

Assertion (A): In circular motion acceleration is always towards centre.
Reason (R): In uniform circular motion velocity is constant.
 
Both (A) & (R) are true and the (R) is the correct explanation of the (A)
Both (A) & (R) are true but the (R) is not the correct explanation of the (A)
(A) is true but (R) is false
Both (A) and (R) are false

Solution:

In circular motion, centripetal acceleration is always directed towards the center. So (A) is true. In uniform circular motion, the speed is constant, but the direction of velocity changes continuously, meaning velocity is not constant. Hence (R) is false.

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