A machine of velocity ratio 5 is used in lifting a load w...
A machine of velocity ratio 5 is used in lifting a load with an effort of 500N. If the machine is 80% efficient. Determine the magnitude of load
2500N
2000N
900N
625N
Correct answer is B
M.A = Eff×V.r100=80×5100=4
Load = effort x M.A
= 4 x 500 = 2000N
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