Velocity Potential for 2-D Doublet Flow Formula

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Velocity Potential is a scalar function whose gradient gives velocity. Check FAQs
ϕ=κ2πrcos(θ)
ϕ - Velocity Potential?κ - Doublet Strength?r - Radial Coordinate?θ - Polar Angle?π - Archimedes' constant?

Velocity Potential for 2-D Doublet Flow Example

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Here is how the Velocity Potential for 2-D Doublet Flow equation looks like with Values.

Here is how the Velocity Potential for 2-D Doublet Flow equation looks like with Units.

Here is how the Velocity Potential for 2-D Doublet Flow equation looks like.

45.9863Edit=3400Edit23.14169Editcos(0.7Edit)
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Velocity Potential for 2-D Doublet Flow Solution

Follow our step by step solution on how to calculate Velocity Potential for 2-D Doublet Flow?

FIRST Step Consider the formula
ϕ=κ2πrcos(θ)
Next Step Substitute values of Variables
ϕ=3400m³/s2π9mcos(0.7rad)
Next Step Substitute values of Constants
ϕ=3400m³/s23.14169mcos(0.7rad)
Next Step Prepare to Evaluate
ϕ=340023.14169cos(0.7)
Next Step Evaluate
ϕ=45.9862900323609m²/s
LAST Step Rounding Answer
ϕ=45.9863m²/s

Velocity Potential for 2-D Doublet Flow Formula Elements

Variables
Constants
Functions
Velocity Potential
Velocity Potential is a scalar function whose gradient gives velocity.
Symbol: ϕ
Measurement: Velocity PotentialUnit: m²/s
Note: Value can be positive or negative.
Doublet Strength
Doublet strength is defined as the product of distance between a source-sink pair and source or sink strength.
Symbol: κ
Measurement: Volumetric Flow RateUnit: m³/s
Note: Value can be positive or negative.
Radial Coordinate
Radial Coordinate for an object refers to the coordinate of the object that moves in radial direction from a point of origin.
Symbol: r
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Polar Angle
Polar Angle is the angular position of a point from a reference direction.
Symbol: θ
Measurement: AngleUnit: rad
Note: Value can be positive or negative.
Archimedes' constant
Archimedes' constant is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.
Symbol: π
Value: 3.14159265358979323846264338327950288
cos
Cosine of an angle is the ratio of the side adjacent to the angle to the hypotenuse of the triangle.
Syntax: cos(Angle)

Other formulas in Doublet Flow category

​Go Stream Function for 2-D Doublet Flow
ψ=κsin(θ)2πr

How to Evaluate Velocity Potential for 2-D Doublet Flow?

Velocity Potential for 2-D Doublet Flow evaluator uses Velocity Potential = Doublet Strength/(2*pi*Radial Coordinate)*cos(Polar Angle) to evaluate the Velocity Potential, The Velocity Potential for 2-D Doublet Flow formula represents the velocity potential for a 2-D doublet flow, it indicates that, it is inversely proportional to the distance from the doublet and varies with the angle. Velocity Potential is denoted by ϕ symbol.

How to evaluate Velocity Potential for 2-D Doublet Flow using this online evaluator? To use this online evaluator for Velocity Potential for 2-D Doublet Flow, enter Doublet Strength (κ), Radial Coordinate (r) & Polar Angle (θ) and hit the calculate button.

FAQs on Velocity Potential for 2-D Doublet Flow

What is the formula to find Velocity Potential for 2-D Doublet Flow?
The formula of Velocity Potential for 2-D Doublet Flow is expressed as Velocity Potential = Doublet Strength/(2*pi*Radial Coordinate)*cos(Polar Angle). Here is an example- 45.98629 = 3400/(2*pi*9)*cos(0.7).
How to calculate Velocity Potential for 2-D Doublet Flow?
With Doublet Strength (κ), Radial Coordinate (r) & Polar Angle (θ) we can find Velocity Potential for 2-D Doublet Flow using the formula - Velocity Potential = Doublet Strength/(2*pi*Radial Coordinate)*cos(Polar Angle). This formula also uses Archimedes' constant and Cosine (cos) function(s).
Can the Velocity Potential for 2-D Doublet Flow be negative?
Yes, the Velocity Potential for 2-D Doublet Flow, measured in Velocity Potential can be negative.
Which unit is used to measure Velocity Potential for 2-D Doublet Flow?
Velocity Potential for 2-D Doublet Flow is usually measured using the Square Meter per Second[m²/s] for Velocity Potential. are the few other units in which Velocity Potential for 2-D Doublet Flow can be measured.
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