Twenty kilograms of nitrogen are allowed to expand in a polytropic process according to the equation Pvn

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Twenty kilograms of nitrogen are allowed to expand in a polytropic process according to the equation Pvn = const. The nitrogen is initially at 500 kPa with a volume of 10 m3. The final volume is 40 m3. Calculate the work done during this process and the amount of heat transferred from the system if
a) n = 2.5,
b) n = 2.0,
c) n = 1.4.
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Thermodynamics for Engineers

ISBN: ?978-1133112860

1st edition

Authors: Kenneth A. Kroos, Merle C. Potter

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