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The Coefficient of Drag is a dimensionless quantity that is used to quantify the drag or resistance of an object in a fluid environment, such as air or water. Check FAQs
CD=(kln(Zz0)-φ(ZL))2
CD - Coefficient of Drag?k - Von Kármán Constant?Z - Height z above Surface?z0 - Roughness Height of Surface?φ - Universal Similarity Function?L - Parameter with Dimensions of Length?

Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant Example

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Here is how the Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant equation looks like with Values.

Here is how the Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant equation looks like with Units.

Here is how the Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant equation looks like.

2.2602Edit=(0.4Editln(8Edit6.1Edit)-0.07Edit(8Edit110Edit))2
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Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant Solution

Follow our step by step solution on how to calculate Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant?

FIRST Step Consider the formula
CD=(kln(Zz0)-φ(ZL))2
Next Step Substitute values of Variables
CD=(0.4ln(8m6.1m)-0.07(8m110))2
Next Step Prepare to Evaluate
CD=(0.4ln(86.1)-0.07(8110))2
Next Step Evaluate
CD=2.26024091542452
LAST Step Rounding Answer
CD=2.2602

Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant Formula Elements

Variables
Functions
Coefficient of Drag
The Coefficient of Drag is a dimensionless quantity that is used to quantify the drag or resistance of an object in a fluid environment, such as air or water.
Symbol: CD
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Von Kármán Constant
Von Kármán Constant is often used in turbulence modeling, for instance in boundary-layer meteorology to calculate fluxes of momentum, heat and moisture from the atmosphere to the land surface.
Symbol: k
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Height z above Surface
Height z above Surface where the Wind Speed is measured.
Symbol: Z
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Roughness Height of Surface
Roughness Height of Surface is the height of the roughness of the surface.
Symbol: z0
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Universal Similarity Function
Universal Similarity Function characterizing the effects of Thermal Stratification.
Symbol: φ
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Parameter with Dimensions of Length
Parameter with Dimensions of Length that represent the relative strength of thermal stratification.
Symbol: L
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
ln
The natural logarithm, also known as the logarithm to the base e, is the inverse function of the natural exponential function.
Syntax: ln(Number)

Other Formulas to find Coefficient of Drag

​Go Coefficient of Drag for Winds Influenced by Stability Effects
CD=(VfU)2

Other formulas in Estimating Marine and Coastal Winds category

​Go Wind Speed at Standard 10-m Reference Level
V10=U(10Z)17
​Go Wind Speed at Height z above Surface given Standard Reference Wind Speed
U=V10(10Z)17
​Go Height z above Surface given Standard Reference Wind Speed
Z=10(V10U)7
​Go Wind Speed at Height z above Surface
U=(Vfk)ln(Zz0)

How to Evaluate Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant?

Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant evaluator uses Coefficient of Drag = (Von Kármán Constant/(ln(Height z above Surface/Roughness Height of Surface)-Universal Similarity Function*(Height z above Surface/Parameter with Dimensions of Length)))^2 to evaluate the Coefficient of Drag, The Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant formula is defined as a dimensionless quantity used to quantify an object's drag or resistance in a fluid environment, such as air or water. Coefficient of Drag is denoted by CD symbol.

How to evaluate Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant using this online evaluator? To use this online evaluator for Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant, enter Von Kármán Constant (k), Height z above Surface (Z), Roughness Height of Surface (z0), Universal Similarity Function (φ) & Parameter with Dimensions of Length (L) and hit the calculate button.

FAQs on Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant

What is the formula to find Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant?
The formula of Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant is expressed as Coefficient of Drag = (Von Kármán Constant/(ln(Height z above Surface/Roughness Height of Surface)-Universal Similarity Function*(Height z above Surface/Parameter with Dimensions of Length)))^2. Here is an example- 2.260241 = (0.4/(ln(8/6.1)-0.07*(8/110)))^2.
How to calculate Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant?
With Von Kármán Constant (k), Height z above Surface (Z), Roughness Height of Surface (z0), Universal Similarity Function (φ) & Parameter with Dimensions of Length (L) we can find Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant using the formula - Coefficient of Drag = (Von Kármán Constant/(ln(Height z above Surface/Roughness Height of Surface)-Universal Similarity Function*(Height z above Surface/Parameter with Dimensions of Length)))^2. This formula also uses Natural Logarithm (ln) function(s).
What are the other ways to Calculate Coefficient of Drag?
Here are the different ways to Calculate Coefficient of Drag-
  • Coefficient of Drag=(Friction Velocity/Wind Speed)^2OpenImg
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