1.

A piston/cylinder contains carbon dioxide at 300 kPa, 100°C with a volume of 0.2 m^3. Weights are added at such a rate that the gas compresses according to the relation PV^1.2 = constant to a final temperature of 200°C. Determine the work done during the process.

A. 70.4 kJ
B. -70.4 kJ
C. 80.4 kJ
D. -80.4 kJ
Answer» E.


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