You need to design an industrial turntable that is 67.0 cmcm in diameter and has a kinetic energy of 0.280 JJ when turning at 32.0 rpmrpm (rev/minrev/min). Part A What must be the moment of inertia of the turntable about the rotation axis? Express your answer in kilogram meters squared.

Physics for Scientists and Engineers: Foundations and Connections
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Chapter13: Rotation Ii: A Conservation Approach
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Problem 7PQ: A 12.0-kg solid sphere of radius 1.50 m is being rotated by applying a constant tangential force of...
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You need to design an industrial turntable that is 67.0 cmcm in diameter and has a kinetic energy of 0.280 JJ when turning at 32.0 rpmrpm (rev/minrev/min).

Part A

What must be the moment of inertia of the turntable about the rotation axis?
Express your answer in kilogram meters squared.

Part B

If your workshop makes this turntable in the shape of a uniform solid disk, what must be its mass?
Express your answer in kilograms.
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