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Asked by Olushola

A block and tackle system with six pulley system on which an effort of 50N is just able to lift a load of weight W.if the efficiency of the machine is 40%,find the value of W.
5 years ago

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Answered by henry2,
e = W/E = 0.4.
W/50 = 0.4,
W =
5 years ago

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