Question: A 0.71-mm-diameter solid sphere can be rotated about an axis through its center by a torque of 12.8 mNmN which accelerates it uniformly from rest

A 0.71-mm-diameter solid sphere can be rotated about an axis through its center by a torque of 12.8 mNmN which accelerates it uniformly from rest through a total of 150 revolutions in 16.0 s. What is the mass of the sphere?

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