Aeromedical factorsQuestion 730 of 934

A rapid acceleration during takeoff in poor visibility can create which illusion?

  1. A nose-up attitude
  2. A nose-down attitude
  3. A bank to the left
  4. A descent with the wings level
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Correct answer: A nose-up attitude

This is the somatogravic illusion. The pilot may push the airplane into a nose-low attitude.

Source: Aeronautical Information Manual (FAA, Basic with Change 3, 9 July 2026), AIM 8-1-5 Illusions in Flight, page 644

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Questions last reviewed: 18 October 2026