Climbing
Question
A 71 kgkg hiker climbs to the top of a 3900 mm -high mountain. The climb is made in 5.5 hh starting at an elevation of 2700 m
Calculate the work done by the hiker against gravity.
Calculate the average power output in watts.
Calculate the average power output in horsepower.
Calculate assuming the body is 15% efficient, what rate of energy input was required.
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General Physics
4 years
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