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The effects of partial-span plain flaps on the aerodynamic characteristics of a rectangular and a tapered Clark Y wing (1938)

NASA Technical Reports Server (NTRS) · leaf 11

An illustration from The effects of partial-span plain flaps on the aerodynamic characteristics of a rectangular and a tapered Clark Y wing, 1938, leaf 11
.A. Technical Hote Ho.663 rigs.4,6 Flap span Flap Bpan — 1.00 b - .40 — .80 — .30 — 0 .60 +- Angle of attack,a,deg. Figure 4.- Variation of pitoblng-moment ooeffiolent with angle of attaok. Center-eeotion plain flap on the reotangular Olark T wing Sf " 60°. Flap span Flap span —1.00 b ■ - .40 — .80… … .3 -16 -13 -8 -4 0 4 8 13 IS 20 Angle of attack,a,deg. ■ Figure 6.- Variation of pitohing-moment ooeffiolent with angle of attack. Tip-seotion plain flaps on the reotangular Clark T wing. 6f - 60°.

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