1.

The lift coefficient for a thin symmetrical airfoil is given by______

A. c<sub>l</sub> =
B. c<sub>l</sub> = <sup>2</sup>
C. c<sub>l</sub> = 2
D. c<sub>l</sub> = <sup>2</sup>
Answer» D. c<sub>l</sub> = <sup>2</sup>


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