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A 2.36 kg rock is swung in a horizontal circle of radius 1.36 m, at the...

A 2.36 kg rock is swung in a horizontal circle of radius 1.36 m, at the end of a rope. If one complete revolution takes 0.97 s, find the centripetal force acting on the rock. Express your answer correct to 3 SD and add the appropriate units.

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