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MHT CET Physics question

PhysicsSystems of Particles and Rotational MotionMHT CET

A solid cylinder of mass 50 kg and radius 0.5 m is free to rotate about the horizontal axis. A massless string is wound round the cylinder with one end attached to it and other hanging freely. Tension in the string required to produce an angular acceleration of 2 revolutions s is

Answer: (D)

Solution

rad/s; gives \tfrac$12MRα =

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Question ID VK-040557