CPL Aircraft General Knowledge Practice Questions - CAASL Commercial Pilot License (CPL) Aircraft General Knowledge Examination Exam

How is the cabin altitude of a pressurized commercial aircraft controlled during cruise flight?

By adjusting the rotational speed of the engine-driven cabin superchargers By regulating the amount of air venting out of the cabin through the outflow valve By continuously cycling the air cycle machine on and off By varying the thrust lever position to change engine bleed air pressure

Correct Answer:

By regulating the amount of air venting out of the cabin through the outflow valve

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