Five kilograms of a perfect gas expands polytropically from a pressure of 1 MPa and temperature of 300 °C to a pressure of 0,2 MPa and a temperature 165 °c. If the specific heat capacities are C, = 1,011 and C, = 0,777 kJ/kgK, draw P-V of the process and calculate: 1. (a) (b) Characteristic gas constant Change of entropy Change of internal energy polytropic index of expansion Work done Heat flow during expansion of the gas (e) (f)

Five kilograms of a perfect gas expands polytropically from a pressure of 1 MPa and temperature of 300 °C to a pressure of 0,2 MPa and a temperature 165 °c. If the specific heat capacities are C, = 1,011 and C, = 0,777 kJ/kgK, draw P-V of the process and calculate: 1. (a) (b) Characteristic gas constant Change of entropy Change of internal energy polytropic index of expansion Work done Heat flow during expansion of the gas (e) (f)

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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