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Aerodynamics is the study of how air moves and interacts with solid objects. It is an essential part of aircraft design.

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What is area in equation of lift?Does it remain constant during flight?

Beginning students in aerodynamics frequently want to think that S should be the total wetted area of the airplane. …
XF-91's user avatar
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4 votes
1 answer
17k views

What is the effect of airfoil thickness on aerodynamic lift?

More than once I`ve read that the airfoil thickness contributes little to the lift compared to the angle of attack and airfoil curvature and has more to do with airfoil stall characteristics. Could a …
XF-91's user avatar
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8 votes
3 answers
5k views

Why should the leading edge be blunt on low-speed, subsonic airfoils?

I have read that is to help the flow remains attached, but I do not understand the physical principle.
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