The compression ratio of a piston engine is the ratio of the:

Question

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

QuizVDS · Accepted Answer

Volume of the cylinder with the piston at bottom dead centre to that with the piston at top dead Centre.

QuizVDS · Answer

Weight Of The Air Induced To Its Weight After Compression.

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Area of the piston to the cylinder volume.

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Diameter of the bore to the piston stroke.

Id 472 - ATPL - The compression ratio of a piston engine is the ratio of the: