When the oxygen system of a large aeroplane is used,:
Domanda 612, Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license
| With the setting on "normal", the cockpit crew is supplied with a mixture of oxygen and cabin air . |
| With the setting on "NORMAL", the passengers are supplied with a mixture of oxygen and cabin air. |
| The same source of supply is used by the cockpit crew and cabin crew. |
| The Same Source Of Supply Is Used By The Cockpit Crew And Passengers. |
