Inglês/Português
<< swing-wing | symmetrical airfoil | synoptic chart >>
Back to: "S"symmetrical airfoil
- Definição1
- An airfoil having the same shape on the top and bottom.
- Fonte1
- SCHAFER, Joe. Helicopter maintenance. Englewood: Jeppesen Sanderson, Inc., c2007. viii, 343 p.
- Definição2
- An airfoil that has the same shape on both sides of its center line. A symmetrical airfoil has a very small change in the location of its center of pressure as its angle of attack changes. For this reason, symmetrical airfoils are often used for helicopter rotors.
- Fonte2
- CRANE, Dale (ed.). Dictionary of aeronautical terms. 4th ed. Newcastle: ASA, 2006.
- Subárea1
- Aerodynamics
- Related Term
- aerofoil