Problem 2: A 0.5 kg turntable with a radius of 15 cm is rotating 78 times per minute. A. What is the angular momentum of the turntable? B.A 100 gram bar which is as long as the diameter of the turntable is dropped on the turntable such that the bar is rotating about its center. What is the new angular velocity of the turntable-bar system? C. In order to stop the turntable and bar in just one rotation, how much force must be applied to the edge of the turntable (assuming the force is applied perpendicular to the radius)?

Problem 2: A 0.5 kg turntable with a radius of 15 cm is rotating 78 times per minute. A. What is the angular momentum of the turntable? B.A 100 gram bar which is as long as the diameter of the turntable is dropped on the turntable such that the bar is rotating about its center. What is the new angular velocity of the turntable-bar system? C. In order to stop the turntable and bar in just one rotation, how much force must be applied to the edge of the turntable (assuming the force is applied perpendicular to the radius)?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter11: Angular Momentum

Section: Chapter Questions

Problem 59P: A bug of mass 0.020 kg is at rest on the edge of a solid cylindrical disk (M=0.10kg,R=0.10m)...

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