Heimfried

I think the confusion results from this: By convention, the reference area for the aerodynamic drag coefficient of a car is the...

10 years ago I read a lot about hydrofoils. The above mentioned publication (Abbott von Doenhoff) will show you the usual dealing with...

For both airfoils (as used on airplanes) and hydrofoils (as used on boats like Vellinga describes in his book) the reference area is the...

The centrifugal force in a turn is neutralized by banking. Ray Vellinga: Hydrofoils: Design, Build, Fly ; Peacock Hill Publishing, Gig...