Air at 1bar, 290K enters a compressor operating at steady state and is compressed adiabatically to 3bar. The isentropic compressor efficiency is 80%. Ignore kinetic and potential energy effects. Air can be modeled as ideal gas and k can be chosen as 1.4, determine for the compressor (a) the power input, in kJ/kg of air flowing. 134.26 (b) the amount of entropy produced, in kJ/kg-K of air flowing. 0.06564

Air at 1bar, 290K enters a compressor operating at steady state and is compressed adiabatically to 3bar. The isentropic compressor efficiency is 80%. Ignore kinetic and potential energy effects. Air can be modeled as ideal gas and k can be chosen as 1.4, determine for the compressor (a) the power input, in kJ/kg of air flowing. 134.26 (b) the amount of entropy produced, in kJ/kg-K of air flowing. 0.06564

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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Question

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Air at 1bar, 290K enters a compressor operating at steady state and is compressed adiabatically to 3bar. The isentropic
compressor efficiency is 80%. ignore kinetic and potential energy effects. Air can be modeled as ideal gas and k can be
chosen as 1.4, determine for the compressor
(a) the power input, in kJ/kg of air flowing. 134.26
(b) the amount of entropy produced, in kJ/kg-K of air flowing. 0.06564

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