The two ropes seen in are used to lower a 255 kg piano exactly 9 m from a second story window to the ground 1830 N 60 7 2500 N 13 7 1295 N 45 How much work is done by T Express your answer in joules The two ropes seen in are used to lower a 255 kg piano exactly 9 m from a second story window to th...

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Physics for Scientists and Engineers A Strategic Approach with Modern Physics

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Authors: Randall D. Knight

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Physics for Scientists and Engineers A Strategic Approach with Modern Physics

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