Answer: A 75.0-kg painter climbs a ladder that is 2.75 m
Chapter 6, Problem 6.5(choose chapter or problem)
A 75.0-kg painter climbs a ladder that is 2.75 m long and leans against a vertical wall. The ladder makes a 30.0 angle with the wall. (a) How much work does gravity do on the painter? (b) Does the answer to part (a) depend on whether the painter climbs at constant speed or accelerates up the ladder?
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