Question: A 68 kg sky diver falls at a constant terminal speed of 59 m/s. (a) At what rate is the gravitational potential energy of the

A 68 kg sky diver falls at a constant terminal speed of 59 m/s.
(a) At what rate is the gravitational potential energy of the Earth-sky diver system being reduced?
(b) At what rate is the system's mechanical energy being reduced?

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a The rate of change of the gravitational potential energy is dU mg mgv 68 98 ... View full answer

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