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Mean Velocity is defined as the average velocity of a fluid at a point and over an arbitrary time T. Check FAQs
V=3.75V'-Umax
V - Mean Velocity?V' - Shear Velocity?Umax - Centreline Velocity?

Mean Velocity given Shear Velocity Example

With values
With units
Only example

Here is how the Mean Velocity given Shear Velocity equation looks like with Values.

Here is how the Mean Velocity given Shear Velocity equation looks like with Units.

Here is how the Mean Velocity given Shear Velocity equation looks like.

19.62Edit=3.756Edit-2.88Edit
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Mean Velocity given Shear Velocity Solution

Follow our step by step solution on how to calculate Mean Velocity given Shear Velocity?

FIRST Step Consider the formula
V=3.75V'-Umax
Next Step Substitute values of Variables
V=3.756m/s-2.88m/s
Next Step Prepare to Evaluate
V=3.756-2.88
LAST Step Evaluate
V=19.62m/s

Mean Velocity given Shear Velocity Formula Elements

Variables
Mean Velocity
Mean Velocity is defined as the average velocity of a fluid at a point and over an arbitrary time T.
Symbol: V
Measurement: SpeedUnit: m/s
Note: Value can be positive or negative.
Shear Velocity
Shear velocity, also called friction velocity, is a form by which a shear stress may be re-written in units of velocity.
Symbol: V'
Measurement: SpeedUnit: m/s
Note: Value can be positive or negative.
Centreline Velocity
Centreline Velocity is defined as the maximum velocity in the pipe, so it is, most of the time, larger than the average velocity.
Symbol: Umax
Measurement: SpeedUnit: m/s
Note: Value can be positive or negative.

Other Formulas to find Mean Velocity

​Go Mean Velocity given Centreline Velocity
V=Umax1.431+f

Other formulas in Turbulent Flow category

​Go Shear Velocity for Turbulent Flow in Pipes
V'=𝜏ρf
​Go Shear Stress Developed for Turbulent Flow in Pipes
𝜏=ρfV'2
​Go Roughness Reynold Number for Turbulent Flow in Pipes
Re=kV'v'
​Go Average Height of Irregularities for Turbulent Flow in Pipes
k=v'ReV'

How to Evaluate Mean Velocity given Shear Velocity?

Mean Velocity given Shear Velocity evaluator uses Mean Velocity = 3.75*Shear Velocity-Centreline Velocity to evaluate the Mean Velocity, The Mean Velocity given Shear Velocity formula is defined as the velocity of a fluid at a fixed point, over a somewhat arbitrary time interval counted from some fixed time. Mean Velocity is denoted by V symbol.

How to evaluate Mean Velocity given Shear Velocity using this online evaluator? To use this online evaluator for Mean Velocity given Shear Velocity, enter Shear Velocity (V') & Centreline Velocity (Umax) and hit the calculate button.

FAQs on Mean Velocity given Shear Velocity

What is the formula to find Mean Velocity given Shear Velocity?
The formula of Mean Velocity given Shear Velocity is expressed as Mean Velocity = 3.75*Shear Velocity-Centreline Velocity. Here is an example- 19.62 = 3.75*6-2.88.
How to calculate Mean Velocity given Shear Velocity?
With Shear Velocity (V') & Centreline Velocity (Umax) we can find Mean Velocity given Shear Velocity using the formula - Mean Velocity = 3.75*Shear Velocity-Centreline Velocity.
What are the other ways to Calculate Mean Velocity?
Here are the different ways to Calculate Mean Velocity-
  • Mean Velocity=Centreline Velocity/(1.43*sqrt(1+Friction Factor))OpenImg
Can the Mean Velocity given Shear Velocity be negative?
Yes, the Mean Velocity given Shear Velocity, measured in Speed can be negative.
Which unit is used to measure Mean Velocity given Shear Velocity?
Mean Velocity given Shear Velocity is usually measured using the Meter per Second[m/s] for Speed. Meter per Minute[m/s], Meter per Hour[m/s], Kilometer per Hour[m/s] are the few other units in which Mean Velocity given Shear Velocity can be measured.
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