The Aerodynamic Characteristics of Four Full-Scale Propellers Having Different Plan Forms (1938)
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ATIONAL ADVISORY COMMITTEK FOR AERONAUTICS qiifirters radius than the normal, present-day type, drical shank. The cylindrical shank adds greatly to the propeller 5868-RG; propellers 5649 and 5924H have parasite drag of the propeller and reduces the efficiency lesser thickness ratios than propeller… … Figure 6.—Coefficient curves for proj)eller 59230. rxD From practical considerations, it is usually better to Figure 4.—Coefficient curves for propeller 5868-R6. L^ompare propellers on the basis of constant C, because in reference 4, it does not seem probable that the differ- ences in thickness…
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