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A Standard Man with a Mass of 70 Kg Runs

Question 21

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A standard man with a mass of 70 kg runs on a treadmill at a constant velocity of 5 m/s, exerting a constant force Fman = 600 N up the 25° slope of a treadmill, for 6 minutes. The coefficient of kinetic friction of a treadmill is ì = 0.40. What is the work done by the standard man?

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4.7 × 104 J
RAT: W = Fd = [Fman - ...

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