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1. |
In a De-Laval nozzle expanding superheated steam from 10 bar to 0.1 bar, the pressure at the minimum cross-section (i. e. pressure at throat, p₂) will be |
A. | .3 bar |
B. | .46 bar |
C. | .2 bar |
D. | .9 bar |
Answer» C. .2 bar | |