A thin walled shell of mass 1.5 kg and radius 0.2 m is rotating with an angular speed of 24 rad/s. An external retarding torque of 0.12 Nm starts acting on it. How long (in sec) does it take for it to come to rest?
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A thin walled shell of mass 1.5 kg and radius 0.2 m is rotating with an angular speed of 24 rad/s. An external retarding torque of 0.12 Nm starts acting on it. How long (in sec) does it take for it to come to rest?
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Answer:
A thin walled shell of mass 1.5 kg and radius 0.2 m is rotating with an angular speed of 24 rad/s. An external retarding torque of 0.12 Nm starts acting on it. How long (in sec) does it take for it to come to rest?
w=24rd
Explanation: