author: virgil e johnson

The Drag Coefficient of Parabolic Bodies of Revolution Operating at Zero Cavitation Number and Zero Angle of Yaw

... drag coefficient of cones operating with base cavities has been known for several years . However , the drag However , the drag coefficient of paraboloids operating with base cavities has not been heretofore determined except for the ...

Theoretical and Experimental Investigation of Arbitrary Aspect Ratio, Supercavitating Hydrofoils Operating Near the Free Water Surface

Virgil E. Johnson

Aerodynamics

... Vortex 400 0 1/2 18 Vortex 1/2 16 Vortex A 1/2 14 Vortex △ 1/2 12 Vortex 360 1/2 ם 10 Vortex , wire on L.E. 01/2 8 Forced air , wire on L.E. α , deg 10 Vortex 20 8 Vortex 320 6 Vortex 280 240 200 160 120 80 40 18 16 12 10 08 86 10 20 ...