ATPL: An aeroplane is in steady cruise at flight level 270. The auto-throttle maintains a constant calibrated airspeed. If the static air temperature decreases, the Mach number:
Question 15, Aircraft General Knowledge - Instrumentation - ATPL - Airline Transport Pilot license
Remains constant.
Increases if the outside temperature is higher than the standard temperature, decreases if lower.
Explanation: An aeroplane is in steady cruise at flight level 270. The auto-throttle maintains a constant calibrated airspeed. If the static air temperature decreases, the Mach number: