Lee Elliott writes:
> My 2p on the 'does lift suck or blow', 
> On more refined aerofoils most of the lift comes from the leading edge region, 
> where the acceleration is highest, although some of the more recent 
> 'super-critical' aerofoils produce lift further back.
> There again, while I'm reasonably up on physics, I'd only claim to understand 
> about 2/3rds of what I read about aerodynamics.

When building sails and fins it is useful to think of Lift operating
perpendiculary to the point of maximum 'curvature' of the foil.

this just usually happens to be very close to the point of maximum
velocity of the stream




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