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Performance and weight and balanceQuestion 857 of 934

A tailwind equal to 10 percent of the takeoff airspeed affects the takeoff distance in what way?

  1. It decreases the distance by about 19 percent
  2. It increases the distance by about 5 percent
  3. It does not change the distance
  4. It increases the distance by about 21 percent
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Correct answer: It increases the distance by about 21 percent

A tailwind of that size increases the takeoff distance by approximately 21 percent.

Source: Pilot's Handbook of Aeronautical Knowledge (FAA-H-8083-25C), Chapter 11: Aircraft Performance — Takeoff Performance, page 271

Practice performance and weight and balance

Questions last reviewed: 18 October 2026