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Physics, 18.10.2019 07:10, ChloeLiz9205
2. a person uses a fixed pulley to raise a 75-n object 40 m. the force exerted on the object is
120 n. what is the efficiency of the pulley?
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Answers: 1
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Physics, 22.06.2019 09:30, xxtonixwilsonxx
True or false graphs must include scales that increase by the same amount
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2. a person uses a fixed pulley to raise a 75-n object 40 m. the force exerted on the object is
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