Answer to Question #215777 in Physics for Kwalu

Question #215777

The efficiency of machine of 60% calculate the work done by a man using this machine load of 250kg through a vertical distance of 2.5m

Expert's answer

"\\eta=\\frac{mgh}{W}\\\\0.6=\\frac{(250)(2.5)(9.8)}{W}\\\\W=10200\\ J"

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