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The figure displays a closed cycle for a gas. The change in internal energy along path...

The figure displays a closed cycle for a gas. The change in internal energy along path ca is –180 J. The energy transferred to the gas as heat is 210 J along path ab, and 30 J along path bc. How much work is done by the gas along (a) path abc and (b) path ab?

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Answer #1

From thermodynamics law, A8 = AutoW 40 =0 for bc because volume is constant auc - Ad = 30 Avab = - 180 + 30 = - 150 J & ab =

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