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MHT CET Physics question

PhysicsSystems of Particles and Rotational MotionMHT CET

A body starts rotating from its equilibrium due to action of torque 2.5 Nm. acting on its. It has rotation K.E. after completion of 20 rotation in Joules is :

Answer: (D)

Solution

By the work-energy theorem

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Question ID VK-040360