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Hydraulic Radius of Channel is the ratio of the cross-sectional area of a channel or pipe in which a fluid is flowing to the wet perimeter of the conduit. Check FAQs
RH=(10C18)Ra12.2
RH - Hydraulic Radius of Channel?C - Chezy's Constant?Ra - Roughness Value?

Hydraulic Radius given Chezy Constant for Rough Channels Example

With values
With units
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Here is how the Hydraulic Radius given Chezy Constant for Rough Channels equation looks like with Values.

Here is how the Hydraulic Radius given Chezy Constant for Rough Channels equation looks like with Units.

Here is how the Hydraulic Radius given Chezy Constant for Rough Channels equation looks like.

1.4E-5Edit=(1040Edit18)0.001Edit12.2
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Hydraulic Radius given Chezy Constant for Rough Channels Solution

Follow our step by step solution on how to calculate Hydraulic Radius given Chezy Constant for Rough Channels?

FIRST Step Consider the formula
RH=(10C18)Ra12.2
Next Step Substitute values of Variables
RH=(104018)0.001mm12.2
Next Step Convert Units
RH=(104018)1E-6m12.2
Next Step Prepare to Evaluate
RH=(104018)1E-612.2
Next Step Evaluate
RH=1.36729552229513E-05m
LAST Step Rounding Answer
RH=1.4E-5m

Hydraulic Radius given Chezy Constant for Rough Channels Formula Elements

Variables
Hydraulic Radius of Channel
Hydraulic Radius of Channel is the ratio of the cross-sectional area of a channel or pipe in which a fluid is flowing to the wet perimeter of the conduit.
Symbol: RH
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Chezy's Constant
The Chezy's constant is a dimensionless quantity that can be calculated by three formulas, namely: Bazin Formula. Ganguillet -Kutter Formula. Manning's Formula.
Symbol: C
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Roughness Value
Roughness Value is the arithmetic average of the absolute values of the roughness profile ordinates.
Symbol: Ra
Measurement: LengthUnit: mm
Note: Value should be greater than 0.

Other Formulas to find Hydraulic Radius of Channel

​Go Hydraulic Radius given Mean Velocity of flow in Smooth Channels
RH=(10(Vavg(Tur)Vshear)-3.255.75)(νTurVshear)
​Go Hydraulic Radius given Mean Velocity of flow in Rough Channels
RH=(10(Vavg(Tur)Vshear)-6.255.75)Ra

Other formulas in Uniform Turbulent Flow category

​Go Mean Velocity of flow in Smooth Channels
Vavg(Tur)=Vshear(3.25+5.75log10(RHVshearνTur))
​Go Mean Velocity of flow in Rough Channels
Vavg(Tur)=Vshear(6.25+5.75log10(RHRa))
​Go Kinematic Viscosity given Mean Velocity of flow in Smooth Channels
νTur=RHVshear10(Vavg(Tur)Vshear)-3.255.75
​Go Average Height of Roughness Protrusions given Mean Velocity of flow in Rough Channels
Ra=RH10(Vavg(Tur)Vshear)-6.255.75

How to Evaluate Hydraulic Radius given Chezy Constant for Rough Channels?

Hydraulic Radius given Chezy Constant for Rough Channels evaluator uses Hydraulic Radius of Channel = ((10^(Chezy's Constant/18))*Roughness Value)/12.2 to evaluate the Hydraulic Radius of Channel, The Hydraulic Radius given Chezy Constant for Rough Channels is defined as Chezy Constant, characterizes flow efficiency in rough channels by relating cross-sectional area to wetted perimeter. Hydraulic Radius of Channel is denoted by RH symbol.

How to evaluate Hydraulic Radius given Chezy Constant for Rough Channels using this online evaluator? To use this online evaluator for Hydraulic Radius given Chezy Constant for Rough Channels, enter Chezy's Constant (C) & Roughness Value (Ra) and hit the calculate button.

FAQs on Hydraulic Radius given Chezy Constant for Rough Channels

What is the formula to find Hydraulic Radius given Chezy Constant for Rough Channels?
The formula of Hydraulic Radius given Chezy Constant for Rough Channels is expressed as Hydraulic Radius of Channel = ((10^(Chezy's Constant/18))*Roughness Value)/12.2. Here is an example- 1.4E-5 = ((10^(40/18))*1E-06)/12.2.
How to calculate Hydraulic Radius given Chezy Constant for Rough Channels?
With Chezy's Constant (C) & Roughness Value (Ra) we can find Hydraulic Radius given Chezy Constant for Rough Channels using the formula - Hydraulic Radius of Channel = ((10^(Chezy's Constant/18))*Roughness Value)/12.2.
What are the other ways to Calculate Hydraulic Radius of Channel?
Here are the different ways to Calculate Hydraulic Radius of Channel-
  • Hydraulic Radius of Channel=(10^(((Average Velocity of Turbulent flow/Shear Velocity)-3.25)/5.75))*(Kinematic Viscosity of Turbulent Flow/Shear Velocity)OpenImg
  • Hydraulic Radius of Channel=(10^(((Average Velocity of Turbulent flow/Shear Velocity)-6.25)/5.75))*Roughness ValueOpenImg
Can the Hydraulic Radius given Chezy Constant for Rough Channels be negative?
No, the Hydraulic Radius given Chezy Constant for Rough Channels, measured in Length cannot be negative.
Which unit is used to measure Hydraulic Radius given Chezy Constant for Rough Channels?
Hydraulic Radius given Chezy Constant for Rough Channels is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Hydraulic Radius given Chezy Constant for Rough Channels can be measured.
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