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Air in a piston cylinder undergoes a process from state 1, where T1=300K, p1=100kPa, to state 2, where T2=500kPa, p2=650kPa. Determine the change in specific entropy between these states in kJ/kg*K by
a) using the tables
b) assuming constant specific heats.
calculate the power required to drive a steady-flow compressor if air flowing at a rate of 1kgs enters at 100kpa
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