Air is compressed steadily and adiabatically from 17°C and

Chapter 7, Problem 235P

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QUESTION:

Problem 235P

Air is compressed steadily and adiabatically from 17°C and 90 kPa to 200T and 400 kPa. Assuming constant specific heats for air at room temperature, the isentropic effi­ciency of the compressor is

(a) 0.76            (b) 0.94 (c)0.86 (d) 0.84           (e) 1.00

Questions & Answers

QUESTION:

Problem 235P

Air is compressed steadily and adiabatically from 17°C and 90 kPa to 200T and 400 kPa. Assuming constant specific heats for air at room temperature, the isentropic effi­ciency of the compressor is

(a) 0.76            (b) 0.94 (c)0.86 (d) 0.84           (e) 1.00

ANSWER:

Step by step solution Step 1 of 2Given:Temperature of air at state 1,Pressure of air at state 1,Temperature of air at state 2,Pressure of air at state 2,

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