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Thread: Winglets on Icelandair B752's
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Old 13th Mar 2008, 12:10
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NorthRider
 
Join Date: Aug 2007
Location: Helsinki, Finland
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Winglets add profiledrag and reduce induceddrag. There is allso the weight penalty. On short flights it is not worth the effort on long ones yes. The normally quoted figure is a 4 hour flight.

Finnair modified there 757īs
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