(a) What is the hiker's change in potential energy?
(b) What is the minimum work required of the hiker?
(c) Can the actual work done be more than this? Explain why.
I really only need the answer to part C. the explain part
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11-08-2010, 04:32 AM #1
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A 40 kg hiker starts at an elevation of 1500 m and climbs to the top of a 4000 m peak.?
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