(Photo: Tom Boon - Simple Flying) Parasitic drag - skin friction, form drag, interference drag Lift-induced drag - due to downwash from wingtip vortices The folding wingtips on the Boeing 777X ...

The Boeing 777X is a twin-engine, widebody aircraft that updates the current 777 series to offer greater flight range and higher seating capacity, with a wider span for its composite wing structures ...