This website offers free access to 75% of the official exam questions.
Want to prepare even better and access all the available questions? Download our mobile app now and get the complete database to maximize your chances of passing the exam!
Id 443 - ATPL - Consider the flight deck oxygen supply system. The purpose of the oxygen regulator (as a function of demand and altitude) is to 1. decrease oxygen pressure from 1800 PSI (in the bottles) down to about 50-75 PSI (low pressure system) 2. supply pure oxygen 3. supply diluted oxygen 4. supply oxygen at normal pressure 5. supply oxygen at emergency/positive pressure6. trigger the continuous cabin altitude warning at 10000 ft cabin altitud The combination regrouping all the correct statements is:
Question id 443 - Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license
Explanation: Consider the flight deck oxygen supply system. The purpose of the oxygen regulator (as a function of demand and altitude) is to 1. decrease oxygen pressure from 1800 PSI (in the bottles) down to about 50-75 PSI (low pressure system) 2. supply pure oxygen 3. supply diluted oxygen 4. supply oxygen at normal pressure 5. supply oxygen at emergency/positive pressure6. trigger the continuous cabin altitude warning at 10000 ft cabin altitud The combination regrouping all the correct statements is:
EN 