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

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Physics · Fluid Mechanics

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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The ratio of outlet pressure to inlet pressure only when the mass flow rate per unit area is at its maximum

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Answer 1

The simple geometric ratio of outlet pressure to inlet pressure of the nozzle without flow constraints

Answer 2

The ratio of outlet pressure to inlet pressure only when the mass flow rate per unit area is at its minimum

Answer 3

The ratio of inlet pressure to outlet pressure of the nozzle under any general flow conditions

Answer 4

The ratio of outlet pressure to inlet pressure only when the mass flow rate per unit area is at its maximum

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