Answer to Question #116903 in Mechanical Engineering for alex

Question #116903
Air initially at 75 psia and 65 0F is compressed to a final pressure of 300 psia and temperature of 320 0F. Find the polytropic exponent for the process
1
Expert's answer
2020-05-19T09:13:05-0400

Equation of polytropic process in terms of pressure and temperature is .

Writing this explicitly for initial and final state, obtain , from where , or . Using last equation, .


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