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A steam turbine operates with an inlet pressure and temperature of 4.5 MPa and 1000 C. The outlet pressure and temperature are 100 kPa and

A steam turbine operates with an inlet pressure and temperature of 4.5 MPa and 1000 °C. The outlet pressure and temperature are 100 kPa and 700 °C. What is the isentropic efficiency of this turbine?

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