Assuming that air resistance is simply a constant 91 n, Ask an Expert

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A 71 kg person escapes from a burning build- ing by jumping from a window 28 m above a catching net. The acceleration of gravity is 9.81 m/s2 . Assuming that air resistance is simply a constant 91 N force on the person during the fall, determine the person’s velocity just be- fore hitting the net.

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