angle of attack


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angle of attack

n.
The acute angle between the chord of an airfoil and a line representing the undisturbed relative airflow.

angle of attack

n
(Aeronautics) the acute angle between the chord line of an aerofoil and the undisturbed relative airflow. Also called: angle of incidence

an′gle of attack′


n.
the acute angle between the chord of an aircraft wing or other airfoil and the direction of airflow.
[1905–10]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.angle of attack - the acute angle between the direction of the undisturbed relative wind and the chord of an airfoil
angle of incidence, incidence angle - the angle that a line makes with a line perpendicular to the surface at the point of incidence
References in periodicals archive ?
This pushes you to lift your club abruptly during the takeaway, causing a steep angle of attack.
2) As you swing through the ball avoid making contact with the towel, this will give you a positive angle of attack rather than a negative.
The angle of attack of the blade is varied, and the results are computed analytically.
The PTS requirement to fly at an airspeed at which any further increase in angle of attack would result in a stall means the applicant would have to perform the maneuver with the stall warning activated, which is also inconsistent with the AFH.
For a propeller of 15 cm in diameter and a minimum angle of attack of at least 45[degrees], the propeller pitch would be approximately 47 cm.
Textron Aviation is constantly looking for innovative solutions for our piston customers and making the SCc Angle of Attack system standard on all Skyhawk aircraft is a great example of bringing the latest technology to our products, said Doug May, vice president, Piston Aircraft.
When the angle of attack is zero the contact locus is the principal wheel profile.
The derivatives of command angle of attack and bank angle are chosen as the control variables.
where [alpha] is a angle of attack of the wheel flange on the rail; [tau] is an angle of slope of the side surface of the flange to the horizon; [gamma] is an angle of withdrawal of the rail gauge.
Aspen's AoA provides an indication of where the aircraft is in relation to the angle of attack with flaps up and down, which is simultaneously displayed.
Recovery is the opposite of a wing stall--pull aft to reduce the angle of attack of the tail and retract the flaps at least to the previous (non-tail-stalled) setting and reduce power if possible.
Those probes act like small weather vanes on the side of the aircraft and measure the angle at which the airplane moves through the air -- the angle of attack.