181 - ATPL - For the flight crew members, quick donning type of oxygen masks are compulsory on board any pressurized aeroplane operating at a pressure altitude above:
Question 181 - Operational Procedures - ATPL - Airline Transport Pilot license
29 000 ft
13 000 ft
10 000 ft
25 000 ft
Training tests and timed exam simulations ATPL - Airline Transport Pilot license
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