Steam enters an adiabatic turbine at 6 MPa and 550 °C and leaves at 10 kPa and 50 °C. If the environment temperature and pressure is 0 °C and 103.325, what is the second law efficiency of the turbine? O a. 0.70 O b. 0.75 O c. 0.81 O d. 0.72 O e. 0.78

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Steam enters an adiabatic turbine at 6 MPa and 550 °C and
leaves at 10 kPa and 50 °C. If the environment temperature and
pressure is 0 °C and 103.325, what is the second law efficiency of
the turbine?
O a. 0.70
O b. 0.75
O c. 0.81
O d. 0.72
O e. 0.78
Transcribed Image Text:Steam enters an adiabatic turbine at 6 MPa and 550 °C and leaves at 10 kPa and 50 °C. If the environment temperature and pressure is 0 °C and 103.325, what is the second law efficiency of the turbine? O a. 0.70 O b. 0.75 O c. 0.81 O d. 0.72 O e. 0.78
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