In an ideal Brayton cycle, at the beginning of the cooling process, the air is at 500°C and 200 kPa pressure. The air comes out of the compressor at 400°C and 1.4 MPa pressure. Assuming the specific heats are constant (R=0.287 kJ/kgK, cv=0.718 kJ/kg K, cp=1.005 kJ/kg K), calculate the back work rate in the cycle. Please choose one: a. 42.4% b. 37.0% c. 49.9% D. 40.9% to. 45.5%

Elements Of Electromagnetics
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In an ideal Brayton cycle, at the beginning of the cooling process, the air is at 500°C and 200 kPa pressure. The air comes out of the compressor at 400°C and 1.4 MPa pressure. Assuming the specific heats are constant (R=0.287 kJ/kgK, cv=0.718 kJ/kg K, cp=1.005 kJ/kg K), calculate the back work rate in the cycle. Please choose one: a. 42.4% b. 37.0% c. 49.9% D. 40.9% to. 45.5%
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