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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=Umax1.431+f
V - Mean Velocity?Umax - Centreline Velocity?f - Friction Factor?

Mean Velocity given Centreline Velocity Example

With values
With units
Only example

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

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

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

1.8699Edit=2.88Edit1.431+0.16Edit
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Mean Velocity given Centreline Velocity Solution

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

FIRST Step Consider the formula
V=Umax1.431+f
Next Step Substitute values of Variables
V=2.88m/s1.431+0.16
Next Step Prepare to Evaluate
V=2.881.431+0.16
Next Step Evaluate
V=1.86993906975493m/s
LAST Step Rounding Answer
V=1.8699m/s

Mean Velocity given Centreline Velocity Formula Elements

Variables
Functions
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.
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.
Friction Factor
The Friction Factor or Moody chart is the plot of the relative roughness (e/D) of a pipe against Reynold's number.
Symbol: f
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
sqrt
A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number.
Syntax: sqrt(Number)

Other Formulas to find Mean Velocity

​Go Mean Velocity given Shear Velocity
V=3.75V'-Umax

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 Centreline Velocity?

Mean Velocity given Centreline Velocity evaluator uses Mean Velocity = Centreline Velocity/(1.43*sqrt(1+Friction Factor)) to evaluate the Mean Velocity, The Mean Velocity given Centreline Velocity formula is defined as the average speed of an object we divide the distance traveled by the time elapsed. Mean Velocity is denoted by V symbol.

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

FAQs on Mean Velocity given Centreline Velocity

What is the formula to find Mean Velocity given Centreline Velocity?
The formula of Mean Velocity given Centreline Velocity is expressed as Mean Velocity = Centreline Velocity/(1.43*sqrt(1+Friction Factor)). Here is an example- 1.994143 = 2.88/(1.43*sqrt(1+0.16)).
How to calculate Mean Velocity given Centreline Velocity?
With Centreline Velocity (Umax) & Friction Factor (f) we can find Mean Velocity given Centreline Velocity using the formula - Mean Velocity = Centreline Velocity/(1.43*sqrt(1+Friction Factor)). This formula also uses Square Root (sqrt) function(s).
What are the other ways to Calculate Mean Velocity?
Here are the different ways to Calculate Mean Velocity-
  • Mean Velocity=3.75*Shear Velocity-Centreline VelocityOpenImg
Can the Mean Velocity given Centreline Velocity be negative?
Yes, the Mean Velocity given Centreline Velocity, measured in Speed can be negative.
Which unit is used to measure Mean Velocity given Centreline Velocity?
Mean Velocity given Centreline 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 Centreline Velocity can be measured.
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