A 20-kg girl slides down a playground slide with a
Chapter , Problem 66(choose chapter or problem)
A 20-kg girl slides down a playground slide with a vertical drop of 3.2 m. When she reaches the bottom of the slide, her speed is (a) How much energy was dissipated by friction? (b) If the slide is inclined at with the horizontal, what is the coefficient of kinetic friction between the girl and the slide?
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