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Physics, 13.01.2021 23:40 Moocow17

Sue can easily lift a 60-N rock with the help of a lever. When she pushes down with 20 N of force, she lifts the rock .75 meters. how far does she move her arm to do this?

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Sue can easily lift a 60-N rock with the help of a lever. When she pushes down with 20 N of force, s...
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