If a load F 1200 kg is lifted an effort of 300 kg by a simple machine having velocity ratio of 5, then it's efficiency is -
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jdtdt386856 mvhdu76e6r7
panchalraj558pdr62s:
option is A)80%, B)75%, C)70%,D)65.
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5
Answer:
80%
Step-by-step explanation:
The formula used for Mechanical Advantage is:
=
= 400
Also, Velocity Ratio = 5
Efficiency is calculate by:
=
= 80
Hence, Efficiency = 80%
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