a rod of length L and mass m is free to rotate about its one end in vertical plane.if it is released from horizontal position,then find torque on rod about end of rotation,when it makes an angle theta with vertical line?

Asked by  | 10th Dec, 2011, 05:35: PM

Expert Answer:

torque= (mglsin?)/2   here  torque is for only weight. not for centripetal force.as cp force acts along the line of the  rod.

Answered by  | 12th Dec, 2011, 11:41: AM

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