Work By Gravity & Inclined Planes Video Lessons

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Problem: A 66.5 kg hiker starts at an elevation of 1320 m and climbs to the top of a 2710 m peak.What is the hikers change in potential energy?What is the minimum work required of the hiker?Can the actual work done be greater than this?Explain.

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Problem Details

A 66.5 kg hiker starts at an elevation of 1320 m and climbs to the top of a 2710 m peak.

What is the hikers change in potential energy?

What is the minimum work required of the hiker?

Can the actual work done be greater than this?

Explain.

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