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Physics, 22.06.2021 17:00 alyssaxsanchez

A pulley system is used to lift a 4500 N weight using a 900 N force. If the mass moves 1.0m while the pulley is pulled 6.0m, what is the efficiency of the machine?

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A pulley system is used to lift a 4500 N weight using a 900 N force. If the mass moves 1.0m while th...
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