A disk of mass 2.00 kg and diameter 50.0 cm is rotating without slipping across a level floor at a rate of 6.28 rad/s. What is the rotational kinetic energy of the disk? O 4.92 J O 3.69 J 2.46 J O 1.23 J

University Physics Volume 1
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Chapter10: Fixed-axis Rotation
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Problem 62P: An electric sander consisting of a rotating disk of mass 0.7 kg and radius 10 cm rotates at 15...
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A disk of mass 2.00 kg and diameter 50.0 cm is rotating without slipping across level floor at a rate of 6.28 rad/s. What is the rotational kinetic energy of the disk?
O 4.92 J
O 3.69 J
O2.46 J
O 1.23 J
Transcribed Image Text:A disk of mass 2.00 kg and diameter 50.0 cm is rotating without slipping across level floor at a rate of 6.28 rad/s. What is the rotational kinetic energy of the disk? O 4.92 J O 3.69 J O2.46 J O 1.23 J
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