e to depart suddenly from an approximately straight line and the drag curves to rise suddenly, can where S is the area on which the coefficients are based. be calculated from the fact that the downwash distri- CDo was similarly obtained from the downwash dis- tribution and the section… … Distance from center tine of span, y/s As o- equals zero for an elliptical wing, tins cut-out rec- Figure 3.—Approximation of span load distribution for a wing with cut-out. aa=8°. tangular plan form has the same effect as a 22 percent bution has the same proportionate shape throughout reduction in…
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