Steam at 14 bar and 250°C enters a convergent-divergent steam nozzle and is discharged at 2 bar. Determine the nozzle efficiency if the velocity coefficient is 0.95. Neglect the initial velocity of steam.

Steam at 14 bar and 250°C enters a convergent-divergent steam nozzle

1.	Steam at 14 bar and 250°C enters a convergent-divergent steam nozzle and is discharged at 2 bar. Determine the nozzle efficiency if the velocity coefficient is 0.95. Neglect the initial velocity of steam.
A.	95.65%
B.	90.25%
C.	99.65%
D.	85.32%
Answer» C. 99.65%

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