Brunei DCA CPL(A) Instrumentation Practice Questions - Brunei DCA CPL(A) Theoretical Knowledge - Aircraft General Knowledge Instrumentation Exam

How is Mach Number defined in high-speed flight aerodynamics?

The ratio of Calibrated Airspeed (CAS) to the local speed of sound The ratio of True Airspeed (TAS) to the local speed of sound The ratio of Equivalent Airspeed (EAS) to the sea-level speed of sound The ratio of Indicated Airspeed (IAS) to the speed of sound at standard temperature

Correct Answer:

The ratio of True Airspeed (TAS) to the local speed of sound

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