The critical pressure ratio of a convergent nozzle is defined as Options: A . &nbspthe ratio of outlet pressure to inlet pressure of nozzle B . &nbspthe ratio of inlet pressure to outlet pressure of nozzle C . &nbspthe ratio of outlet pressure to inlet pressure only when mass flow rate per unit area is min-imum D . &nbspthe ratio of outlet pressure to inlet pressure only when mass flow rate = c

The critical pressure ratio of a convergent nozzle is defined as

Question

The critical pressure ratio of a convergent nozzle is defined as

Options:

A . the ratio of outlet pressure to inlet pressure of nozzle

B . the ratio of inlet pressure to outlet pressure of nozzle

C . the ratio of outlet pressure to inlet pressure only when mass flow rate per unit area is min-imum

D . the ratio of outlet pressure to inlet pressure only when mass flow rate = c

Answer: Option D

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