Physics, 15.07.2020 09:01 laniyasontee

A pulley system is used at a dock to lift shipments of fish off a boat. If you apply a force of 100 N to the pulley, it pulls the shipment with a force of 830 N. a. What is the mechanical advantage of the pulley? b. The pulley has an efficiency of 80%. If you perform 600 J of work, how much useful work does the pulley do?

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A pulley system is used at a dock to lift shipments of fish off a boat. If you apply a force of 100...

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