1.

The critical pressure ratio of a convergent nozzle is defined as the ratio of the:

A. outlet pressure to the inlet pressure of the nozzle only when mass flow rate per unit area is minimum
B. inlet pressure to the outlet pressure of the nozzle
C. outlet pressure to the inlet pressure of the nozzle
D. outlet pressure to the inlet pressure of the nozzle only when mass flow rate per unit area is maximum
Answer» E.


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