rlc747capt,
Winglets increase the aspect ratio by straightening the airflow at the end of the wing which allows the wing to produce lift out to the tip. In effect, with a winglet, you get more lifting surface on the same wing. The vertical section of the winglet does not add to the planform...
I'm attempting to design an exercise mat made of a dense foam bottom layer, bonded to a softer foam upper layer with a Lycra-like cloth on top. The materials must be touched to determine suitability.
1. Does there exist a house that has an easy way to order many product samples of various...