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Discharge of Channel is the rate of flow of a liquid. Check FAQs
Q=CfS
Q - Discharge of Channel?Cf - Conveyance Factor?S - Bed Slope?

Manning's Formula for Discharge given Conveyance Example

With values
With units
Only example

Here is how the Manning's Formula for Discharge given Conveyance equation looks like with Values.

Here is how the Manning's Formula for Discharge given Conveyance equation looks like with Units.

Here is how the Manning's Formula for Discharge given Conveyance equation looks like.

14Edit=700Edit0.0004Edit
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Manning's Formula for Discharge given Conveyance Solution

Follow our step by step solution on how to calculate Manning's Formula for Discharge given Conveyance?

FIRST Step Consider the formula
Q=CfS
Next Step Substitute values of Variables
Q=7000.0004
Next Step Prepare to Evaluate
Q=7000.0004
LAST Step Evaluate
Q=14m³/s

Manning's Formula for Discharge given Conveyance Formula Elements

Variables
Functions
Discharge of Channel
Discharge of Channel is the rate of flow of a liquid.
Symbol: Q
Measurement: Volumetric Flow RateUnit: m³/s
Note: Value should be greater than 0.
Conveyance Factor
Conveyance factor is the ratio of the discharge, Q, in a channel to the square root of the energy gradient, Sf.
Symbol: Cf
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Bed Slope
Bed Slope is used to calculate the shear stress at the bed of an open channel containing fluid that is undergoing steady, uniform flow.
Symbol: S
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
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 Discharge of Channel

​Go Discharge through Channel
Q=CAcsRHS
​Go Discharge given Conveyance
Q=CfS

Other formulas in Computation of Uniform Flow category

​Go Area of Channel Section given Discharge
Acs=QCRHS
​Go Hydraulic Radius of Channel Section given Discharge
RH=(QCAcs)2S
​Go Bed Slope of Channel Section given Discharge
S=(QCAcs)2RH
​Go Chezy Constant given Discharge
C=QAcsRHS

How to Evaluate Manning's Formula for Discharge given Conveyance?

Manning's Formula for Discharge given Conveyance evaluator uses Discharge of Channel = Conveyance Factor*sqrt(Bed Slope) to evaluate the Discharge of Channel, The Manning's Formula for Discharge given Conveyance formula is defined as the amount of liquid flowing in the channel measured at any point in the flow direction. Discharge of Channel is denoted by Q symbol.

How to evaluate Manning's Formula for Discharge given Conveyance using this online evaluator? To use this online evaluator for Manning's Formula for Discharge given Conveyance, enter Conveyance Factor (Cf) & Bed Slope (S) and hit the calculate button.

FAQs on Manning's Formula for Discharge given Conveyance

What is the formula to find Manning's Formula for Discharge given Conveyance?
The formula of Manning's Formula for Discharge given Conveyance is expressed as Discharge of Channel = Conveyance Factor*sqrt(Bed Slope). Here is an example- 14 = 700*sqrt(0.0004).
How to calculate Manning's Formula for Discharge given Conveyance?
With Conveyance Factor (Cf) & Bed Slope (S) we can find Manning's Formula for Discharge given Conveyance using the formula - Discharge of Channel = Conveyance Factor*sqrt(Bed Slope). This formula also uses Square Root (sqrt) function(s).
What are the other ways to Calculate Discharge of Channel?
Here are the different ways to Calculate Discharge of Channel-
  • Discharge of Channel=Chezy's Constant*Cross-Sectional Area of Channel*sqrt(Hydraulic Radius of Channel*Bed Slope)OpenImg
  • Discharge of Channel=Conveyance Factor*sqrt(Bed Slope)OpenImg
Can the Manning's Formula for Discharge given Conveyance be negative?
No, the Manning's Formula for Discharge given Conveyance, measured in Volumetric Flow Rate cannot be negative.
Which unit is used to measure Manning's Formula for Discharge given Conveyance?
Manning's Formula for Discharge given Conveyance is usually measured using the Cubic Meter per Second[m³/s] for Volumetric Flow Rate. Cubic Meter per Day[m³/s], Cubic Meter per Hour[m³/s], Cubic Meter per Minute[m³/s] are the few other units in which Manning's Formula for Discharge given Conveyance can be measured.
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