What would be the isentropic efficiency of a turbine if the working fluid is steam and the inlet conditions are as follow T = 400 C and P = 3000 kPa. The fluid leaves the turbine at 70 kPa and 280 C. The output power of turbine is equal to 1500000 W. Select one: a. 0.86 b. 0.2 c. 0.42 d. 0.74

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