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A system undergoes a cyclic process in w...

A system undergoes a cyclic process in which it absorbs `Q_(1)` heat and gives out `Q_(2)` heat. The efficiency of the process is `eta` and work done is `W.` Select correct statement:

A

`W=(Q_1-Q_2)/Q_2`

B

`eta=W/Q_1`

C

Both (1) and (2) are correct

D

Both (1) and (2) are wrong

Text Solution

Verified by Experts

The correct Answer is:
B
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