A NACA airfoil has a mean camber line given by z/c 0.600 [ 0.5 (x/c) - (x/c)² ] for 0< x /c< 0.25; z/c 0.111 [0.3 + 0.4 (x/c) – (x/c)² ] for 0.25 < x /c < 1.0. 8°. Using thin airfoil theory, find: (a) angle of attack at zero lift, and (b) lift coefficient when a =

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A NACA airfoil has a mean camber line given by
z/c
0.600 [ 0.5 (x/c) – (x/c)? ] for 0 < x /c< 0.25;
z/c = 0.111 [ 0.3 + 0.4 (x/c) – (x/c)² ] for 0.25 < x/c < 1.0.
Using thin airfoil theory, find: (a) angle of attack at zero lift, and (b) lift coefficient when a = 8°.
Transcribed Image Text:A NACA airfoil has a mean camber line given by z/c 0.600 [ 0.5 (x/c) – (x/c)? ] for 0 < x /c< 0.25; z/c = 0.111 [ 0.3 + 0.4 (x/c) – (x/c)² ] for 0.25 < x/c < 1.0. Using thin airfoil theory, find: (a) angle of attack at zero lift, and (b) lift coefficient when a = 8°.
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