1.

1kg of water at 300°C expands against a piston in a cylinder until it reaches 100 kPa, at which point the water has a quality of 90.2%. The expansion is reversible and adiabatic. How much work is done by the water?

A. 371.2 kJ
B. 471.2 kJ
C. 571.2 kJ
D. 671.2 kJ
Answer» C. 571.2 kJ


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