A 22.0-kg child is riding a playground merry-go-round that is rotating at 40.0 rev/min. What centripetal force is exerted if he is 1.25 m from its center? 585 N 453 N 483 N 355 N
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A child is riding a playground merry-go-round that is rotating at . What centripetal force is exerted if he is from its center?