Question: A 2 7 5 g , 3 0 - cm - diameter plastic disk is spun on an axle through its center by an electric

A 275 g,30-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 2,271 rpm in 2.9 s? Answer to four decimal places.

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