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Module 8. Basic aerodynamics

Aspect ratio is given by the formula:

  • Mean Chord / Span.
  • Span^2 / Area.
  • Span^2 / Mean Chord.

Explanation

Aspect ratio equals span divided by mean chord, and since area equals span times mean chord, this is equivalent to span squared divided by area. Both forms give the same value; mean chord divided by span is the inverse, so that option is incorrect.

sasna asking:

not too clear about the answer

Community Comments (2)

D
dimky Posts: 514 27.07.2013 / 20:43
What exactly is not clear?
S
sasna Posts: 20 05.08.2013 / 01:10
its ok, either this or span/chord

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