MHT CET Physics question

Physics Systems of Particles and Rotational Motion MHT CET

A disk and a ring of same K.E are brought to rest by application of a torque. In which case work done is more in bringing them to rest?

(A)Disk
(B)Ring
(C)Same in both caseCorrect
(D)None of these

Answer: (C)

Solution

By the work-energy theorem the work done to stop a body equals its initial kinetic

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Question ID VK-040249