The 3.20kg, 38.0cm diameter disk in the figure is spinning at 350 rpm.

How much friction force must the brake apply to the rim to bring the disk to a halt in 2.40 seconds?

(PLEASE SEE ATTACHMENT FOR DIAGRAM)

Problem 13.69

The 3.20-kg, 38.0-cm diameter disk in the figure is spinning at 350 rpm.

How much friction force must the brake apply to the rim to bring the

disk to a halt in 2.40 seconds?

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