Two moles of helium gas are taken over the cycle ABCDA, as shown in below in P-T diagram. Assuming the gas to be ideal , the work done on the gas in taking it from A to B is

Two moles of helium gas are taken over the cycle ABCDA, as shown in be

1.	Two moles of helium gas are taken over the cycle ABCDA, as shown in below in P-T diagram. Assuming the gas to be ideal , the work done on the gas in taking it from A to B is
Answer» 300 R 400 R 500 R 200 R Solution :From A to B in the given figure, the process is ISOBARIC. `:. W = nRDelta T = 2 xx R xx (500 - 300) = 400 R`