A 250 g , 22-cm-diameter plastic disk is spun on an axle through its center by...

Question

Question

A 250 g , 22-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 1800 rpm in 4.9 s ?

Answer 1

Answer #1

Answer 2

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