In case of supersonic flow retarded by a normal shock wave a high efficiency (low loss in total pressure) can be obtained if the Mach number in front of the shock is | ATPL | ID: 325

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Question id 325 - Principles of Flight - ATPL - Airline Transport Pilot license

Lower than 1.

High (supersonic).

Exactly 1.

Small but still supersonic.

Training! Question explanation