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MHT CET Physics question

PhysicsLaws of MotionMHT CET

A body moving along a circular path of radius with velocity has centripetal acceleration . If its velocity is made equal to , then its centripetal acceleration is

Answer: (A)

Solution

a = v²/R, so doubling v at fixed R makes the acceleration 4a. 2a assumes a is

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Question ID VK-040740