Question

13. A sphere of mass 2 kg and radius 5 cm is rotating
at the rate of 300 revolutions per minute. Calculate
the torque required to stop it in 6.28 revolutions,
[Moment of inertia of sphere about diameter = 2/5
mass x (radius)? [Ans. 2-542 x 10-2 N-m)
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Answer 1

here's your answer

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