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AP Physics 1
3.4 Conservation of Energy
3.3 Potential Energy
3.2 Work
3.1 Translational Kinetic Energy
IntermediateGQMathematical9.2k
The efficiency of a pulley system is \(55\%\). The pulleys are used to raise a mass of \(90.0 \text{ kg}\) to a height of \(5.60 \text{ m}\). What force is exerted on the rope of the pulley system if the rope is pulled for \(22 \text{ m}\) in order to raise the mass to the required height?

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