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01.02.2023 21:02
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A 220 g , 21-cm-diameter plastic disk is spun on an axle through its center by an

A 220 g , 21-cm-diameter plastic disk is spun on an axle through its center by an electric motor. What torque must the motor supply to take the disk from 0 to 1900 rpm in 5.0 s ?
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