Asked by Pamela

A machine has a velocity ratio of 5.it requires a 50kg weight to overcome a 200kg weight. Calculate the efficiency of the machine (g=10ms)
Answered by oobleck
well, 50kg*5 = 250kg
But it could only raise 200kg
so, what do you think?

does not matter what g is...
Answered by chidinma
please help me and solve it
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