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Private Pilot Licence (PPL) – Canada · Question

Scenario 47: What is the primary factor producing 'form drag' on an aircraft?

Form drag (or pressure drag) is primarily caused by the shape and size of the aircraft components as they push through the air. Streamlining reduces form drag.

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Question: Scenario 47: What is the primary factor producing 'form drag' on an aircraft?

Answer options:

  • Friction between the air and the aircraft's surface.
  • The generation of lift. ✅ The shape and size of the aircraft components.
  • Induced airflow by the propeller.

Correct answer: The shape and size of the aircraft components.

Explanation: Form drag (or pressure drag) is primarily caused by the shape and size of the aircraft components as they push through the air. Streamlining reduces form drag. The correct answer is "The shape and size of the aircraft components.". This capacity-fill scenario 47 reinforces the same competency for the ppl-canada bank and follows the certified explanation standard.

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