Why do big commercial airplanes have wings on the bottom and big (US) military airplanes have their wings on top?

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Why do big commercial airplanes have wings on the bottom and big (US) military airplanes have their wings on top?

In: Engineering

14 Answers

Anonymous 0 Comments

It’s not so much a civilian/military thing as a passenger/cargo thing.

Large military planes not used for cargo such as the KC135 refuelling plane or the E3 radar plane have their wings on the bottom. Similarly civilian cargo planes will have their wings on the top.

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