A closed system consists of 1 kg of air which is initially at 1.5bar and 67°C. The volume doubles as the system undergoes a process according to the law PV1.2 = C. Find the work done, heat transfer...

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Extracted text: A closed system consists of 1 kg of air which is initially at 1.5bar and 67°C. The volume doubles as the system undergoes a process according to the law PV1.2 = C. Find the work done, heat transfer and the change in entropy during this process. For air R= 0.287 kJ/kgK and y = 1.4