Propeller Efficiency

Aircraft Type

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Homebuilts

0.70

Single Engine Propeller

0.80

Twin Engine Propeller

0.82

Agricultural

0.82

Regional Turboprop

0.85

Military Trainers

0.82

Fighters

0.82

Military Patrol, Bombers and Transports

0.82

Flying Boats, Amphibious and Float Aircraft

0.82