171 DRAG OF CYLINDERS OF SIMPLE SHAPES … Figure 4.—Variation in Cd0 with VfV, for the semitubular cylinder. drag of circular cylinders are presented in figures 2 and 3; the results as affected by Reynolds Number B.6 2.0 i.s Verticof tine intersects curve at V/Vc = 0.4 12 g/.S o ^ .8 .Cylinder ct, deg. Semitubular 0 o HI U- ■it I'M i 180…
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