jrwperformance @lemmy.worldtoAsk Lemmy@lemmy.world•Would a perfectly flat, tight sail on a boat be more efficient than a sail like we all know?
20·
1 year agoSails don’t really work like that. Sails are actually more like a wing. They create lift but pull sideways instead of lifting like airplane wings.
There are also crazy racing sailboats that use a ridged wing.
Because big thing from high in water make big splashy-splashy.
(This is not me condoning tossing shit in lakes/rivers!)