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Aerodynamic characteristics of wings with cambered external airfoil flaps, including lateral control, with a full-span flap (1936)
NASA Technical Reports Server (NTRS) · leaf 12
AERODYNAMIC CHARACTERISTICS OP WINGS "WITH CAMBERED AIRFOIL EXTERNAL-FLAPS Sta. Up'r. L'w'r. .12 48 0 0 4.87 1.25 -2.08 6.14 2.S -3.14 .11 44 7.33 5.0 -4.S2 3.13 7.5 -5.55 20 40 60 80 100 10 10.03 -6.32 .10 11.13 /S -7.51 Percent of chord 40 11.80 20 -8.30 T 12.05 25 In' -8.76 ' quarter chard point… … Angle of attack, a (degrees) L iff coefficient, C Figure 25.-Tbe N. A. C. A. 23021 airfoil. Sta. Up'r. L'w'r. 48 .12 0 2.67 -1.23 3.6/ - 1.71 44 .11 4.91 -2.26 5.80 -26/ O 20 40 SO ■ 80 100 -2.92 6.43 40 .10 -3.50 7.19 Percent of chord -3.97 7.50 I I I I I I MM ! J 7.60 -4.28 7.55 -4.46 .09 2.2 ~p,…NASA Technical Reports Server (NTRS)
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