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Mathematics, 18.03.2021 01:00 babyE805

2. A rope is thrown over a beam, and one end is tied to a 300 N bundle of lumber. You pull the free end of the rope 2 m with a force of 400 N to lift the lumber off the ground. How much work have you done?​

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2. A rope is thrown over a beam, and one end is tied to a 300 N bundle of lumber. You pull the free...
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