204. An ideal Brayton cycle has a net work output of 150 kJ/kg and backwork ratio of 0.4. if

both the turbine and the compressor had an isentropic efficiency of 80%, the net work output

of the cycle would be?

A. 60 kJ/kg B. 75 kJ/kg

C. 98 kJ/kg D. 120 kJ/kg