Correct Answer is : the relation of power output to the power

the difference between power input and output

the relation of power input to power output

the percentage of power output compared with the input

SSC JE Electrical Engineering 2017 Set 4 Paper

Question : 112 of 200

Marks: +1, -0

Efficiency is___

Solution:

% efficiency

= \output/\input× 100

efficiency is the relation of power input to the power output.
efficiency

= {\output \power}/ {\input \power}

{\output \power}/ {\input \power+\losses}

So efficiency is the relation of power output to the power losses efficiency is limit less quantity.

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