In a closed-circuit supersonic wind tunnel, the convergent-divergent (C-D) nozzle and test section are followed by a C-D diffuser to swallow the starting shock. Here, we should have the Options: A . &nbspdiffuser throat larger than the nozzle throat and the shock located just at the diffuser throat. B . &nbspdiffuser throat larger than the nozzle throat and the shock located downstream of the diffuser throat. C . &nbspdiffuser throat of the same size as the nozzle throat and the shock located just at the diffuser throat. D . &nbspdiffuser throat of the same size as the nozzle throat and the shock located downstream of the diffuser throat.

In a closed-circuit supersonic wind tunnel, the convergent-divergent (C-D) nozz

Question

In a closed-circuit supersonic wind tunnel, the convergent-divergent (C-D) nozzle and test section are followed by a C-D diffuser to swallow the starting shock. Here, we should have the

Options:

A . diffuser throat larger than the nozzle throat and the shock located just at the diffuser throat.

B . diffuser throat larger than the nozzle throat and the shock located downstream of the diffuser throat.

C . diffuser throat of the same size as the nozzle throat and the shock located just at the diffuser throat.

D . diffuser throat of the same size as the nozzle throat and the shock located downstream of the diffuser throat.

Answer: Option B

-NA-

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