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AerodynamicsQuestion 483 of 934

Which statement describes an aircraft propeller blade?

  1. It is a flat plate with no camber
  2. It is a nozzle that pushes out gas
  3. It is essentially a rotating wing
  4. It is a fixed airfoil that does not produce lift
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Correct answer: It is essentially a rotating wing

Each blade acts like an airfoil. It produces forces that create thrust.

Source: Pilot's Handbook of Aeronautical Knowledge (FAA-H-8083-25C), Chapter 5: Aerodynamics of Flight — Basic Propeller Principles, page 125

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Questions last reviewed: 18 October 2026