A ywheel in the form of a heavy circular disk of diame- ter, Ask an Expert

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A ?ywheel in the form of a heavy circular disk of diame- ter 0.600 m and mass 200 kg is mounted on a friction-less bearing. A motor connected to the ?ywheel acceler- ates it from rest to 1 000 rev/min. How much work is done on it during this acceleration?

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