Question: Air is compressed by an adiabatic compressor from 100 kPa and 25oC to 700 kPa and 300oC. Assuming variable specific heats and neglecting the changes

Air is compressed by an adiabatic compressor from 100 kPa and 25oC to 700 kPa and 300oC. Assuming variable specific heats and neglecting the changes in pe and ke, determine
(a) The isentropic efficiency of the compressor.
(b) The exit temperature of air if the compressor was reversible.

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