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Two moles of Helium gas are taken over the cycle ABCDA as shown in the P-T diagram. Assuming the gas to be ideal the work done on the gas in taking it from A to B is :
- 200 R
- 300 R
- 400 R
- 500 R
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Solution
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Work done in isobaric process,WAB=PΔV=nR(Tf−Ti)=2×R(500−300)=400R
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