Answer to Question #153901 in Mechanical Engineering for Gowri

Question #153901

0.2 m3 of an ideal gas at a pressure of 2000kpa and 327 C is expanded isothermally to initial volume it is then cooled to 25 C at constant volume and then compresses back polytropically toits intial state.Determine net work done


1
Expert's answer
2021-01-06T06:06:42-0500

"W1\u22122 = P1V1 ln \\frac{V2}{V1}"


=  (2000 kP a)(0.01341 m3)) in"\\frac{0.05365}{0.01341}"

= = 37.2 kJ



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