Physics, 17.05.2021 21:20 lanc3r3vo

A person uses a lever to lift a barrel. The person applies 175 Newtons of effort force and pushes the end of the lever 0.8 meter. The never exerts 225 newtons of resistance force. It lifts the barrel 0.5 meter. Fine the work output/ work input , and efficiency of the lever

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A person uses a lever to lift a barrel. The person applies 175 Newtons of effort force and pushes th...

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