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Physics, 03.06.2020 12:57 Ezekielcassese

A set of pulleys is used to lift a piano weighing 1,000 newtons. The piano is lifted 3 meters in 120 seconds. How much power was used?

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A set of pulleys is used to lift a piano weighing 1,000 newtons. The piano is lifted 3 meters in 120...

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