Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions Solution

STEP 0: Pre-Calculation Summary
Formula Used
Friction Velocity = (Height of Boundary Layer*Coriolis Frequency)/Dimensionless Constant
Vf = (h*f)/λ
This formula uses 4 Variables
Variables Used
Friction Velocity - (Measured in Meter per Second) - Friction velocity, also called Shear velocity, is a form by which a shear stress may be re-written in units of velocity.
Height of Boundary Layer - (Measured in Meter) - Height of Boundary Layer is the layer of fluid in the immediate vicinity of a bounding surface where the effects of viscosity are significant.
Coriolis Frequency - Coriolis Frequency also called the Coriolis parameter or Coriolis coefficient, is equal to twice the rotation rate Ω of the Earth multiplied by the sine of the latitude φ.
Dimensionless Constant - Dimensionless Constant are numbers having no units attached and having a numerical value that is independent of whatever system of units may be used.
STEP 1: Convert Input(s) to Base Unit
Height of Boundary Layer: 4.8 Meter --> 4.8 Meter No Conversion Required
Coriolis Frequency: 2 --> No Conversion Required
Dimensionless Constant: 1.6 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Vf = (h*f)/λ --> (4.8*2)/1.6
Evaluating ... ...
Vf = 6
STEP 3: Convert Result to Output's Unit
6 Meter per Second --> No Conversion Required
FINAL ANSWER
6 Meter per Second <-- Friction Velocity
(Calculation completed in 00.020 seconds)

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24 Estimating Marine and Coastal Winds Calculators

Wind Speed at Height above Surface in form of near Surface Wind Profile
Go Wind Speed = (Friction Velocity/Von Kármán Constant)*(ln(Height z above Surface/Roughness Height of Surface)-Universal Similarity Function*(Height z above Surface/Parameter with Dimensions of Length))
Coefficient of Drag for Winds Influenced by Stability Effects given Von Karman Constant
Go 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
Gradient of Atmospheric Pressure Orthogonal to Isobars given Gradient Wind Speed
Go Gradient of Atmospheric Pressure = (Gradient Wind Speed-(Gradient Wind Speed^2/(Coriolis Frequency*Radius of Curvature of Isobars)))/(1/(Density of Air*Coriolis Frequency))
Friction Velocity given Wind Speed at Height above Surface
Go Friction Velocity = Von Kármán Constant*(Wind Speed/(ln(Height z above Surface/Roughness Height of Surface)))
Wind Speed at Height z above Surface
Go Wind Speed = (Friction Velocity/Von Kármán Constant)*ln(Height z above Surface/Roughness Height of Surface)
Wind Stress in Parametric Form
Go Wind Stress = Coefficient of Drag*(Density of Air/Water Density)*Wind Speed^2
Friction Velocity given Wind Stress
Go Friction Velocity = sqrt(Wind Stress/(Density of Air/Water Density))
Gradient of Atmospheric Pressure Orthogonal to Isobars
Go Gradient of Atmospheric Pressure = Geostrophic Wind Speed/(1/(Density of Air*Coriolis Frequency))
Geostrophic Wind Speed
Go Geostrophic Wind Speed = (1/(Density of Air*Coriolis Frequency))*Gradient of Atmospheric Pressure
Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions
Go Friction Velocity = (Height of Boundary Layer*Coriolis Frequency)/Dimensionless Constant
Height of Boundary layer in Non-Equatorial Regions
Go Height of Boundary Layer = Dimensionless Constant*(Friction Velocity/Coriolis Frequency)
Wind Speed given Coefficient of Drag at 10-m Reference Level
Go Wind Speed = sqrt(Wind Stress/Coefficient of Drag to 10m Reference Level)
Wind Stress given Friction Velocity
Go Wind Stress = (Density of Air/Water Density)*Friction Velocity^2
Wind Speed at Height z above Surface given Standard Reference Wind Speed
Go Wind Speed = Wind Speed at Height of 10 m/(10/Height z above Surface)^(1/7)
Wind Speed at Standard 10-m Reference Level
Go Wind Speed at Height of 10 m = Wind Speed*(10/Height z above Surface)^(1/7)
Height z above Surface given Standard Reference Wind Speed
Go Height z above Surface = 10/(Wind Speed at Height of 10 m/Wind Speed)^7
Rate of Momentum Transfer at Standard Reference Height for Winds
Go Wind Stress = Coefficient of Drag to 10m Reference Level*Wind Speed^2
Coefficient of Drag at 10m Reference Level given Wind Stress
Go Coefficient of Drag to 10m Reference Level = Wind Stress/Wind Speed^2
Air-Sea Temperature Difference
Go Air-Sea Temperature Difference = (Air Temperature-Water Temperature)
Water Temperature given Air-Sea Temperature Difference
Go Water Temperature = Air Temperature-Air-Sea Temperature Difference
Air Temperature given Air-Sea Temperature Difference
Go Air Temperature = Air-Sea Temperature Difference+Water Temperature
Coefficient of Drag for Winds Influenced by Stability Effects
Go Coefficient of Drag = (Friction Velocity/Wind Speed)^2
Friction Velocity of Wind in Neutral Stratification as Function of Geostrophic Wind Speed
Go Friction Velocity = 0.0275*Geostrophic Wind Speed
Geostrophic Wind Speed given Friction Velocity in Neutral Stratification
Go Geostrophic Wind Speed = Friction Velocity/0.0275

Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions Formula

Friction Velocity = (Height of Boundary Layer*Coriolis Frequency)/Dimensionless Constant
Vf = (h*f)/λ

What is Friction Velocity?

Shear velocity, also called friction velocity, is a form by which shear stress may be rewritten in units of velocity. It is useful as a method in fluid mechanics to compare true velocities, such as the velocity of a flow in a stream, to a velocity that relates shear between layers of flow.

What is a Boundary Layer?

A Boundary Layer is a layer of fluid in the immediate vicinity of a bounding surface where the effects of viscosity are significant. The liquid or gas in the boundary layer tends to cling to the surface.

How to Calculate Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions?

Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions calculator uses Friction Velocity = (Height of Boundary Layer*Coriolis Frequency)/Dimensionless Constant to calculate the Friction Velocity, The Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions formula is defined as a form by which a shear stress may be re-written in units of velocity. Friction Velocity is denoted by Vf symbol.

How to calculate Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions using this online calculator? To use this online calculator for Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions, enter Height of Boundary Layer (h), Coriolis Frequency (f) & Dimensionless Constant (λ) and hit the calculate button. Here is how the Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions calculation can be explained with given input values -> 6 = (4.8*2)/1.6.

FAQ

What is Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions?
The Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions formula is defined as a form by which a shear stress may be re-written in units of velocity and is represented as Vf = (h*f)/λ or Friction Velocity = (Height of Boundary Layer*Coriolis Frequency)/Dimensionless Constant. Height of Boundary Layer is the layer of fluid in the immediate vicinity of a bounding surface where the effects of viscosity are significant, Coriolis Frequency also called the Coriolis parameter or Coriolis coefficient, is equal to twice the rotation rate Ω of the Earth multiplied by the sine of the latitude φ & Dimensionless Constant are numbers having no units attached and having a numerical value that is independent of whatever system of units may be used.
How to calculate Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions?
The Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions formula is defined as a form by which a shear stress may be re-written in units of velocity is calculated using Friction Velocity = (Height of Boundary Layer*Coriolis Frequency)/Dimensionless Constant. To calculate Friction Velocity given Height of Boundary Layer in Non-Equatorial Regions, you need Height of Boundary Layer (h), Coriolis Frequency (f) & Dimensionless Constant (λ). With our tool, you need to enter the respective value for Height of Boundary Layer, Coriolis Frequency & Dimensionless Constant and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Friction Velocity?
In this formula, Friction Velocity uses Height of Boundary Layer, Coriolis Frequency & Dimensionless Constant. We can use 3 other way(s) to calculate the same, which is/are as follows -
  • Friction Velocity = Von Kármán Constant*(Wind Speed/(ln(Height z above Surface/Roughness Height of Surface)))
  • Friction Velocity = sqrt(Wind Stress/(Density of Air/Water Density))
  • Friction Velocity = 0.0275*Geostrophic Wind Speed
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