Lift Curve Slope in Flow over Airfoils and Wings Formulas

The Lift Curve Slope is a measure of how rapidly the wing generates lift with a change in the angle of attack. And is denoted by a_C,l. Lift Curve Slope is usually measured using the 1 per Radian for Reciprocal Angle. Note that the value of Lift Curve Slope is always negative.

Formulas to find Lift Curve Slope in Flow over Airfoils and Wings

fxLift Curve Slope for Finite WingGo

fxLift Curve Slope for Elliptic Finite WingGo

Flow over Airfoils and Wings formulas that make use of Lift Curve Slope

fx2D Lift Curve Slope of Airfoil given Lift Slope of Finite WingGo

fx2D Lift Curve Slope of Airfoil given Lift Slope of Elliptic Finite WingGo

fxAspect Ratio of Wing given Lift Curve Slope of Elliptic Finite WingGo

fxAspect Ratio of Wing given Lift Curve Slope of Finite WingGo

List of variables in Flow over Airfoils and Wings formulas

fx 2D Lift Curve Slope Go

fx Induced Lift Slope Factor Go

fx Wing Aspect Ratio Go

FAQ

What is the Lift Curve Slope?

The Lift Curve Slope is a measure of how rapidly the wing generates lift with a change in the angle of attack. Lift Curve Slope is usually measured using the 1 per Radian for Reciprocal Angle. Note that the value of Lift Curve Slope is always negative.

Can the Lift Curve Slope be negative?

Yes, the Lift Curve Slope, measured in Reciprocal Angle can be negative.

What unit is used to measure Lift Curve Slope?

Lift Curve Slope is usually measured using the 1 per Radian[rad⁻¹] for Reciprocal Angle. 1 per Degree[rad⁻¹], 1 per Minute[rad⁻¹], 1 per Quadrant[rad⁻¹] are the few other units in which Lift Curve Slope can be measured.

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