A 154 g frisbee is 34 cm in diameter and has half its mass spread uniformly in a disc, and the other half concentrated in the rim. With a quarter turn flick of the wrist a student sets the frisbee rotating at 650 RPMs. A) what is the rotational inertia of the frisbee? B) what is the magnitude of the torque, assumed constant, that the student applies?

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Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.