A 54.6-kg ice skater is moving at 4.08 m/s when she grabs the loose end of a rope, the opposite end of which is tied to a pole. She then moves in a circle of radius 0.807 m around the pole.
(a) Determine the force exerted by the horizontal rope on her arms.
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(b) Compare this force with her weight by finding the ratio of the force to her weight.