1.

The volume of a gas expands by 0.25 m^(3) at a constant pressure of 10^(3) N/m, the workdone is equal to .........

Answer»

250 W
2.5 W
250 N
250 J

Solution :WORKDONE = P. `DELTA V = 10^(3) xx 0.25 = 250 J`


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