Question a penny is placed at the outer edge of a disk, Ask an Expert

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Question: A penny is placed at the outer edge of a disk (radius = 0.147 m) that rotates about an axis perpendicular to the plane of the disk at its center. The period of the rotation is 1.70 s. Find the minimum coefficient of friction necessary to allow the penny to rotate along with the disk.

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Category:- Physics
Reference No.:- M93096517

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