raked wingtip
Joined: Nov 2005
Posts: 342
Likes: 1
From: right here
http://en.wikipedia.org/wiki/Raked_w...#Raked_wingtip
...In testing by Boeing and NASA, raked wingtips have been shown to reduce drag by as much as 5.5%, as opposed to improvements of 3.5% to 4.5% from conventional winglets...
...In testing by Boeing and NASA, raked wingtips have been shown to reduce drag by as much as 5.5%, as opposed to improvements of 3.5% to 4.5% from conventional winglets...
