Question: Example 3 : If the span efficiency of a wing is 0 . 9 , and its three dimensional lift curve slope is 0 .

Example 3: If the span efficiency of a wing is 0.9, and its three dimensional lift curve slope is 0.08.
C_1,alpha =0.2. What is the aspect ratio?
AR=?
Example 3 : If the span efficiency of a wing is 0

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