Find the horizontal force of friction that acts on the child


A merry-go-round makes one complete revolution in 19s. A 44.3kg child sits on the horizontal floor of the merry-go-round 1.6m from the center.

A) Find the child's acceleration. The acceleration of gravity is 9.8m/s^2.

B) Find the horizontal force of friction that acts on the child.

C) What minimum coefficient of static friction is necessary to keep the child from slipping?

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Physics: Find the horizontal force of friction that acts on the child
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