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9. Work & Energy - Part 2 of 2
9. Work & Energy / Power / Problem 8

Food containers are commonly made of aluminum. A 20 kg aluminum food crate slides against an aluminum table that has a kinetic coefficient of friction, μk = 0.46. A worker pushes the crate at a uniform speed of 0.80 m/s for 5s. Determine the worker's power output.

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