The primary purpose of the bleed valves fitted to axial flow compressors is to:

Question

Question ATPL - Airline Transport Pilot license - Aircraft General Knowledge - Airframe, Systems, Powerplant

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Reduce the likelihood of compressor stall.

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Control The Acceleration Time Of The Engine.

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Spill compressor air should the engine overspeed thus controlling the speed.

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Enable An External Air Supply To Spin Up The Compressor For Engine Starting.

ATPL - Id 642 - The primary purpose of the bleed valves fitted to axial flow compressors is to: