TERMIUM Plus®

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AERODYNAMIC DRAG [1 record]

Record 1 2013-01-17

English

Subject field(s)
  • Atmospheric Physics
  • Fluid Mechanics and Hydraulics (Physics)
  • Wind Energy
DEF

A retarding force that acts upon a body moving through a gaseous fluid and that is parallel to the direction of motion of the body; it is a component of the total fluid force acting on the body.

French

Domaine(s)
  • Physique de l'atmosphère
  • Mécanique des fluides et hydraulique (Physique)
  • Énergie éolienne
DEF

Composante de la résultante des forces aérodynamiques s'exerçant sur un corps en déplacement dans l'air, parallèle à la vitesse et de sens opposé.

OBS

La traînée aérodynamique est une force nuisible qu'on s'efforce, en aéronautique, de diminuer en réduisant le maître-couple, en étirant et en affinant les formes, en polissant les surfaces.

Spanish

Campo(s) temático(s)
  • Física de la atmósfera
  • Mecánica de fluidos e hidráulica (Física)
  • Energía eólica
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