If dry saturated steam at 42 bar expands isentropically through the turbine to 0.035 bar as in question 11 above,

A. the heat added will be 2800 kJ/kg.

B. the work done by the turbine is 992 kJ/kg.

C. the heat rejected will be 992 kJ/kg.

D. the isentropic efficiency of the expansion process is 95%.

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