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Lift Force with Angle of Attack Formula

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The Lift Force is the upward force generated by the difference in pressure on the upper and lower surfaces of an object moving through a fluid. Check FAQs

F L = F D \cdot \cot (α)

F_L - Lift Force?F_D - Drag Force?α - Angle of Attack?

Lift Force with Angle of Attack Example

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Here is how the Lift Force with Angle of Attack equation looks like with Values.

Here is how the Lift Force with Angle of Attack equation looks like with Units.

Here is how the Lift Force with Angle of Attack equation looks like.

400.5 = 70.619 \cdot \cot (10)

400.5N = 70.619N \cdot \cot (10°)

400.5 = 70.619 \cdot \cot (10)

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Lift Force with Angle of Attack Solution

Follow our step by step solution on how to calculate Lift Force with Angle of Attack?

FIRST Step Consider the formula

F L = F D \cdot \cot (α)

Next Step Substitute values of Variables

∴

F L = 70.619N \cdot \cot (10°)

Next Step Convert Units

∴

F L = 70.619N \cdot \cot (0.1745rad)

Next Step Prepare to Evaluate

∴

F L = 70.619 \cdot \cot (0.1745)

Next Step Evaluate

∴

F L = 400.500023968387N

LAST Step Rounding Answer

∴

F L = 400.5N

Lift Force with Angle of Attack Formula Elements

Variables

Functions

Lift Force

The Lift Force is the upward force generated by the difference in pressure on the upper and lower surfaces of an object moving through a fluid.

Symbol: F_L

Measurement: ForceUnit: N

Note: Value should be greater than 0.

Formulas to find Lift Force

Drag Force

The Drag Force is the resistance experienced by an object moving through a fluid, influenced by the object's shape, speed, and the fluid's properties.

Symbol: F_D

Measurement: ForceUnit: N

Note: Value can be positive or negative.

Formulas to find Drag Force

Angle of Attack

The Angle of Attack is the angle between the chord line of an airfoil and the oncoming airflow, influencing lift and drag in fluid dynamics.

Symbol: α

Measurement: AngleUnit: °

Note: Value can be positive or negative.

Formulas to find Angle of Attack

cot

Cotangent is a trigonometric function that is defined as the ratio of the adjacent side to the opposite side in a right triangle.

Syntax: cot(Angle)

Other formulas in Newtonian Flow category

Go Exact Normal Shock Wave Maximum Coefficient of Pressure

C p,max = \frac{2}{Y \cdot M^{2}} \cdot (\frac{P T}{P} - 1)

Go Pressure Coefficient for Slender 2D Bodies

C p = 2 \cdot ({(θ)}^{2} + k c \cdot y)

Go Pressure Coefficient for Slender Bodies of Revolution

C p = 2 \cdot {(θ)}^{2} + k c \cdot y

Go Modified Newtonian Law

C p = C p,max \cdot {(\sin (θ))}^{2}

How to Evaluate Lift Force with Angle of Attack?

Lift Force with Angle of Attack evaluator uses Lift Force = Drag Force*cot(Angle of Attack) to evaluate the Lift Force, Lift Force with Angle of Attack formula is defined as a relationship that describes how the lift force generated by an object changes with the angle of attack, influencing its aerodynamic performance in fluid dynamics. Lift Force is denoted by F_L symbol.

How to evaluate Lift Force with Angle of Attack using this online evaluator? To use this online evaluator for Lift Force with Angle of Attack, enter Drag Force (F_D) & Angle of Attack (α) and hit the calculate button.

FAQs on Lift Force with Angle of Attack

What is the formula to find Lift Force with Angle of Attack?

The formula of Lift Force with Angle of Attack is expressed as Lift Force = Drag Force*cot(Angle of Attack). Here is an example- 453.7025 = 70.61896*cot(0.1745329251994).

How to calculate Lift Force with Angle of Attack?

With Drag Force (F_D) & Angle of Attack (α) we can find Lift Force with Angle of Attack using the formula - Lift Force = Drag Force*cot(Angle of Attack). This formula also uses Cotangent (cot) function(s).

Can the Lift Force with Angle of Attack be negative?

No, the Lift Force with Angle of Attack, measured in Force cannot be negative.

Which unit is used to measure Lift Force with Angle of Attack?

Lift Force with Angle of Attack is usually measured using the Newton[N] for Force. Exanewton[N], Meganewton[N], Kilonewton[N] are the few other units in which Lift Force with Angle of Attack can be measured.

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