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Question

The efficiency of a machine is the ratio of the work done on the load by the machine to the work done on the machine by the effort.



A

True

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B

False

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Solution

The correct option is A

True


Efficiency is the ratio of work output to the work input, where
Work output = work done on the load
Work input = work done by the effort
So, efficiency is the ratio of work done on load by the machine to the work done on the machine by the effort.


Physics

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