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A 250 g , 25-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 4.7 s ?
♦ Relevant knowledgeThe term “torque” refers to the inertial moment, and the angular acceleration of an object. It’s a measure of the force acting on the object, causing it to move around its center of gravity. The term torque is measured in Newton times meters (Nm).
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