Question #230706

a machine has a velocity of 5. Require a 5kg weight to overcome a 200kg weight. Cal the efficiency of the machine


1
Expert's answer
2021-08-29T16:55:22-0400
η=2005015=0.8=80%\eta=\frac{200}{50}\frac{1}{5}=0.8=80\%


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Canada #334539 on Jan 2023