Asked by BEN
A simple lever is used to lift a heavy load. When a 60 N force pushes one end of the lever down 1.0 m, the load rises 0.18 m. How much work is done by the 60 N force?
What is the gain in potential energy of the load?
What is the gain in potential energy of the load?
Answers
Answered by
oobleck
well, the work done on both ends of the lever is the same.
and since PE = work, ...
and since PE = work, ...
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