Answered: The 2 kg, 14-cm diameter disk in the…

The 2 kg, 14-cm diameter disk in the figure is spinning at 279 rpm. How much friction force must the brake apply to the rim to bring the disk to a halt in 4 seconds?

An Introduction to Physical Science

14th Edition

ISBN:9781305079137

Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Chapter4: Work And Energy

Section: Chapter Questions

Problem 9FIB

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Question

The 2 kg, 14-cm diameter disk in the figure is spinning at 279 rpm. How much friction force must the brake apply to the rim to bring the disk to a halt in 4 seconds?

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