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Polar Angle is the angular position of a point from a reference direction. Check FAQs
θ=-arsin(Vθ(1+R2r2)V)
θ - Polar Angle?Vθ - Tangential Velocity?R - Cylinder Radius?r - Radial Coordinate?V - Freestream Velocity?

Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder Example

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Here is how the Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder equation looks like with Values.

Here is how the Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder equation looks like with Units.

Here is how the Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder equation looks like.

0.9936Edit=-arsin(-6.29Edit(1+0.08Edit20.27Edit2)6.9Edit)
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Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder Solution

Follow our step by step solution on how to calculate Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder?

FIRST Step Consider the formula
θ=-arsin(Vθ(1+R2r2)V)
Next Step Substitute values of Variables
θ=-arsin(-6.29m/s(1+0.08m20.27m2)6.9m/s)
Next Step Prepare to Evaluate
θ=-arsin(-6.29(1+0.0820.272)6.9)
Next Step Evaluate
θ=0.993649623833101rad
LAST Step Rounding Answer
θ=0.9936rad

Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder Formula Elements

Variables
Functions
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.
Tangential Velocity
Tangential Velocity refers to the speed at which an object moves along a tangent to the curve's direction.
Symbol: Vθ
Measurement: SpeedUnit: m/s
Note: Value can be positive or negative.
Cylinder Radius
The Cylinder Radius is the radius of its circular cross section.
Symbol: R
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Radial Coordinate
Radial Coordinate represents the distance measured from a central point or axis.
Symbol: r
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Freestream Velocity
The Freestream Velocity signifies the speed or velocity of a fluid flow far from any disturbances or obstacles.
Symbol: V
Measurement: SpeedUnit: m/s
Note: Value can be positive or negative.
sin
Sine is a trigonometric function that describes the ratio of the length of the opposite side of a right triangle to the length of the hypotenuse.
Syntax: sin(Angle)
arsin
Arcsine function, is a trigonometric function that takes a ratio of two sides of a right triangle and outputs the angle opposite the side with the given ratio.
Syntax: arsin(Number)

Other Formulas to find Polar Angle

​Go Angular Position given Pressure Coefficient for Non-Lifting Flow over Circular Cylinder
θ=arsin(1-(Cp)2)
​Go Angular Position given Radial Velocity for Non-Lifting Flow over Circular Cylinder
θ=arccos(Vr(1-(Rr)2)V)

Other formulas in Nonlifting Flow over Cylinder category

​Go Stream Function for Non-Lifting Flow over Circular Cylinder
ψ=Vrsin(θ)(1-(Rr)2)
​Go Tangential Velocity for Non-Lifting Flow over Circular Cylinder
Vθ=-(1+(Rr)2)Vsin(θ)
​Go Radial Velocity for Non-Lifting Flow over Circular Cylinder
Vr=(1-(Rr)2)Vcos(θ)
​Go Radius of Cylinder for Non-Lifting Flow
R=κ2πV

How to Evaluate Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder?

Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder evaluator uses Polar Angle = -arsin(Tangential Velocity/((1+Cylinder Radius^2/Radial Coordinate^2)*Freestream Velocity)) to evaluate the Polar Angle, The Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder formula is defined as the angular position in a cylindrical flow system influenced by the tangential velocity, radial coordinate, radius of the cylinder, and freestream velocity. Polar Angle is denoted by θ symbol.

How to evaluate Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder using this online evaluator? To use this online evaluator for Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder, enter Tangential Velocity (Vθ), Cylinder Radius (R), Radial Coordinate (r) & Freestream Velocity (V) and hit the calculate button.

FAQs on Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder

What is the formula to find Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder?
The formula of Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder is expressed as Polar Angle = -arsin(Tangential Velocity/((1+Cylinder Radius^2/Radial Coordinate^2)*Freestream Velocity)). Here is an example- 0.452258 = -arsin((-6.29)/((1+0.08^2/0.27^2)*6.9)).
How to calculate Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder?
With Tangential Velocity (Vθ), Cylinder Radius (R), Radial Coordinate (r) & Freestream Velocity (V) we can find Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder using the formula - Polar Angle = -arsin(Tangential Velocity/((1+Cylinder Radius^2/Radial Coordinate^2)*Freestream Velocity)). This formula also uses Sine (sin), Inverse Sine (arsin) function(s).
What are the other ways to Calculate Polar Angle?
Here are the different ways to Calculate Polar Angle-
  • Polar Angle=arsin(sqrt(1-(Surface Pressure Coefficient))/2)OpenImg
  • Polar Angle=arccos(Radial Velocity/((1-(Cylinder Radius/Radial Coordinate)^2)*Freestream Velocity))OpenImg
Can the Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder be negative?
Yes, the Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder, measured in Angle can be negative.
Which unit is used to measure Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder?
Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder is usually measured using the Radian[rad] for Angle. Degree[rad], Minute[rad], Second[rad] are the few other units in which Angular Position given Tangential Velocity for Non-Lifting Flow over Circular Cylinder can be measured.
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