Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio Solution

STEP 0: Pre-Calculation Summary
Formula Used
Roughness coefficient full = ((Velocity ratio)/(Hydraulic mean depth ratio)^(1/6))*Roughness coefficient partially full
N = ((νsVratio)/(rR)^(1/6))*n
This formula uses 4 Variables
Variables Used
Roughness coefficient full - Roughness coefficient full means roughness coefficient of pipe while running full.
Velocity ratio - Velocity ratio is the ratio of velocity of partial flow to full flow.
Hydraulic mean depth ratio - Hydraulic mean depth ratio is the ratio of hydraulic mean depth of partial flow to full flow.
Roughness coefficient partially full - Roughness coefficient partially full means roughness coefficient of pipe while running partially full.
STEP 1: Convert Input(s) to Base Unit
Velocity ratio: 2 --> No Conversion Required
Hydraulic mean depth ratio: 2 --> No Conversion Required
Roughness coefficient partially full: 0.9 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
N = ((νsVratio)/(rR)^(1/6))*n --> ((2)/(2)^(1/6))*0.9
Evaluating ... ...
N = 1.60361769265261
STEP 3: Convert Result to Output's Unit
1.60361769265261 --> No Conversion Required
FINAL ANSWER
1.60361769265261 1.603618 <-- Roughness coefficient full
(Calculation completed in 00.004 seconds)

Credits

Created by Suraj Kumar
Birsa Institute of Technology (BIT), Sindri
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6 Roughness Coefficient for Full Flow Calculators

Roughness Coefficient for Full Flow given Self Cleansing Velocity
Go Roughness coefficient full = Roughness coefficient partially full*((Self Cleansing Velocity/Velocity while running full)/((Hydraulic mean depth/Hydraulic mean depth while running full)^(2/3)*sqrt(Bed slope ratio)))
Roughness Coefficient for Full Flow given Discharge Ratio
Go Roughness coefficient full = Roughness coefficient partially full*((Discharge ratio)/((Area of cross-section/Area of cross-section of pipe)*(Hydraulic mean depth/Hydraulic mean depth while running full)^(1/6)))
Roughness Coefficient for Full Flow given Velocity Ratio
Go Roughness coefficient full = Roughness coefficient partially full*(Velocity ratio/((Hydraulic mean depth/Hydraulic mean depth while running full)^(2/3)*sqrt(Bed slope ratio)))
Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Discharge Ratio
Go Roughness coefficient full = Roughness coefficient partially full*((Discharge ratio)/((Area of cross-section/Area of cross-section of pipe)*(Hydraulic mean depth ratio)^(1/6)))
Roughness Coefficient for Full Flow given Hydraulic Mean Depth Ratio
Go Roughness coefficient full = (((Self Cleansing Velocity/Velocity while running full))/(Hydraulic mean depth ratio)^(1/6))*Roughness coefficient partially full
Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio
Go Roughness coefficient full = ((Velocity ratio)/(Hydraulic mean depth ratio)^(1/6))*Roughness coefficient partially full

Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio Formula

Roughness coefficient full = ((Velocity ratio)/(Hydraulic mean depth ratio)^(1/6))*Roughness coefficient partially full
N = ((νsVratio)/(rR)^(1/6))*n

What is roughness coefficient ?

A value used in Manning's formula to determine energy losses of flowing water due to pipe or channel wall roughness.

How to Calculate Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio?

Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio calculator uses Roughness coefficient full = ((Velocity ratio)/(Hydraulic mean depth ratio)^(1/6))*Roughness coefficient partially full to calculate the Roughness coefficient full, Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio calculates roughness coefficient when we have prior information of other parameters. Roughness coefficient full is denoted by N symbol.

How to calculate Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio using this online calculator? To use this online calculator for Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio, enter Velocity ratio (νsVratio), Hydraulic mean depth ratio (rR) & Roughness coefficient partially full (n) and hit the calculate button. Here is how the Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio calculation can be explained with given input values -> 1.603618 = ((2)/(2)^(1/6))*0.9.

FAQ

What is Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio?
Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio calculates roughness coefficient when we have prior information of other parameters and is represented as N = ((νsVratio)/(rR)^(1/6))*n or Roughness coefficient full = ((Velocity ratio)/(Hydraulic mean depth ratio)^(1/6))*Roughness coefficient partially full. Velocity ratio is the ratio of velocity of partial flow to full flow, Hydraulic mean depth ratio is the ratio of hydraulic mean depth of partial flow to full flow & Roughness coefficient partially full means roughness coefficient of pipe while running partially full.
How to calculate Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio?
Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio calculates roughness coefficient when we have prior information of other parameters is calculated using Roughness coefficient full = ((Velocity ratio)/(Hydraulic mean depth ratio)^(1/6))*Roughness coefficient partially full. To calculate Roughness Coefficient for Full Flow given Hydraulic Mean Depth and Velocity Ratio, you need Velocity ratio (νsVratio), Hydraulic mean depth ratio (rR) & Roughness coefficient partially full (n). With our tool, you need to enter the respective value for Velocity ratio, Hydraulic mean depth ratio & Roughness coefficient partially full 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 Roughness coefficient full?
In this formula, Roughness coefficient full uses Velocity ratio, Hydraulic mean depth ratio & Roughness coefficient partially full. We can use 5 other way(s) to calculate the same, which is/are as follows -
  • Roughness coefficient full = Roughness coefficient partially full*(Velocity ratio/((Hydraulic mean depth/Hydraulic mean depth while running full)^(2/3)*sqrt(Bed slope ratio)))
  • Roughness coefficient full = Roughness coefficient partially full*((Self Cleansing Velocity/Velocity while running full)/((Hydraulic mean depth/Hydraulic mean depth while running full)^(2/3)*sqrt(Bed slope ratio)))
  • Roughness coefficient full = (((Self Cleansing Velocity/Velocity while running full))/(Hydraulic mean depth ratio)^(1/6))*Roughness coefficient partially full
  • Roughness coefficient full = Roughness coefficient partially full*((Discharge ratio)/((Area of cross-section/Area of cross-section of pipe)*(Hydraulic mean depth/Hydraulic mean depth while running full)^(1/6)))
  • Roughness coefficient full = Roughness coefficient partially full*((Discharge ratio)/((Area of cross-section/Area of cross-section of pipe)*(Hydraulic mean depth ratio)^(1/6)))
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