A small 350-gram ball on the end of a thin, light rod is rotated in a horizontal
Question:
Calculate
(a) The moment of inertia of the ball about the center of the circle, and
(b) The torque needed to keep the ball rotating at constant angular velocity if air resistance exerts a force of 0.020 N on the ball. Ignore air resistance on the rod and its moment of inertia.
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a The small ball can be treated as a particle for cal...View the full answer
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