A steam turbine inlet is at 1200 kPa, 500 C. The actual exit is at 300 kPa, 300 C with an actual work of 407 kJ/kg. What is its reversible work output if ambient temperature is at 25 C?

A steam turbine inlet is at 1200 kPa, 500 C. The actual exit is at 300

1.	A steam turbine inlet is at 1200 kPa, 500 C. The actual exit is at 300 kPa, 300 C with an actual work of 407 kJ/kg. What is its reversible work output if ambient temperature is at 25 C?
A.	414.9 kJ/kg
B.	314.9 kJ/kg
C.	214.9 kJ/kg
D.	614.9 kJ/kg
Answer» B. 314.9 kJ/kg

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A steam turbine inlet is at 1200 kPa, 500 C. The actual exit is at 300 kPa, 300 C with an actual work of 407 kJ/kg. What is its reversible work output if ambient temperature is at 25 C?

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