3. Propulsion

Inlet And Nozzle Design — Quiz

Test your understanding of inlet and nozzle design with 5 practice questions.

Practice Questions

Question 1

In a mixed-compression supersonic inlet, what is the primary function of the variable bypass doors?

Question 2

For an ideal isentropic converging–diverging nozzle with $\gamma=1.4$, what area ratio $A_e/A_t$ is required to achieve an exit Mach number $M_e=3$?

Question 3

If the flight Mach number exceeds the design Mach of a mixed-compression inlet, how does the terminal normal shock position change and what is the effect on total pressure recovery?

Question 4

Which factor primarily limits the performance of a real converging–diverging nozzle compared to ideal isentropic predictions?

Question 5

For air with $\gamma=1.4$, what is the critical total-to-static pressure ratio $P_0/P$ at which a converging nozzle first chokes?