Under isothermal condition, a gas at 300 K expands from 0.1 L to 0.25 L against a constant external pressure of 2 bar. The work done by the gas is (Given that 1 L bar = 100 J)
A. 5 Kj B. 25 J C. 30 J D. –30 J
Answer : -30 joule VIDEO SOLUTION
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