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August 2, 2014

Homework Help: physics

Posted by Anonymous on Thursday, June 28, 2012 at 8:19am.

a 70-kg man climbs a mountain 1200 m high (measured from the base) in 4 h and uses 9.8 kcal/min. calculate his power consumption in watts. what is his power output in useful work? what was the efficiency of this man during the climb?

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