Q
The critical pressure ratio of a convergent nozzle is defined as_____________?
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A
A. The ratio of outlet pressure to inlet pressure of nozzle
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B
B. The ratio of inlet pressure to outlet pressure of nozzle
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C
C. The ratio of outlet pressure to inlet pressure only when mass flow rate per unit area is minimum
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D
D. The ratio of outlet pressure to inlet pressure only when mass flow rate = c
Correct Answer:
D. D. The ratio of outlet pressure to inlet pressure only when mass flow rate = c
