Asked by Anonymous

A machine raises a load of 600N through a height of 1.5m when an effort of 100N moves a total distance of 20m.(a) calculate the work done in raising the load.(b) what is the mechanical advantage of the machine?(c) calculate the efficiency of the machine.
Answered by Chanz
a) Fd = 600*1.5
b) 6:1
c) Fd ideal/Fd actual
Answered by sonia
600* 1.5 =900 /200 =4.5 *100 =450
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