Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Consider a Disc of mass 
, radius 
, rotating with angular velocity of 
about an axis perpendicular to the plane of rotation. An identical disc is kept gently over the rotating disc along the same axis. The energy dissipated so that both the discs continue to rotate together without slipping is 
J
Text Solution
Verified by ExpertsThe correct answer is:
250
(250)
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