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Lift Force with Angle of Attack Formula

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The Lift Force, lifting force or simply lift is the sum of all the forces on a body that force it to move perpendicular to the direction of flow. 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.

413.8778 = 80 \cdot \cot (10.94)

413.8778N = 80N \cdot \cot (10.94°)

413.8778 = 80 \cdot \cot (10.94)

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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 = 80N \cdot \cot (10.94°)

Next Step Convert Units

∴

F L = 80N \cdot \cot (0.1909rad)

Next Step Prepare to Evaluate

∴

F L = 80 \cdot \cot (0.1909)

Next Step Evaluate

∴

F L = 413.877808485416N

LAST Step Rounding Answer

∴

F L = 413.8778N

Lift Force with Angle of Attack Formula Elements

Variables

Functions

Lift Force

The Lift Force, lifting force or simply lift is the sum of all the forces on a body that force it to move perpendicular to the direction of flow.

Symbol: F_L

Measurement: ForceUnit: N

Note: Value should be greater than 0.

Formulas to find Lift Force

Drag Force

Drag Force is the resisting force experienced by an object moving through a fluid.

Symbol: F_D

Measurement: ForceUnit: N

Note: Value can be positive or negative.

Formulas to find Drag Force

Angle of Attack

Angle of attack is the angle between a reference line on a body and the vector representing the relative motion between the body and the fluid through which it is moving.

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)

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Go Pressure Coefficient for Slender Bodies of Revolution

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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, The Lift force with angle of attack formula is defined as the product of drag force and cot of angle of attack. 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- 413.8778 = 80*cot(0.190939020168144).

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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