Question: Please solve the following: Air flows through an expander with an efficiency of 0.9. p1=30 bar, T1=900C; p2=1 bar. What is the exiting air temperature?

Please solve the following:

Air flows through an expander with an efficiency of 0.9. p1=30 bar, T1=900C; p2=1 bar. What is the exiting air temperature?

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