Mridul Sharma
Indian Institute of Information Technology (IIIT), Bhopal
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Kethavath Srinath
Osmania University (OU), Hyderabad
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11 Other formulas that you can solve using the same Inputs

Conversion factor when flow velocity is given
conversion factor=((flow velocity*roughness coefficient of conduit surface)/((energy loss^(1/2))*hydraulic radius^(2/3))) GO
Hydraulic radius when flow velocity is given
hydraulic radius=((flow velocity*roughness coefficient of conduit surface)/(conversion factor*energy loss^(1/2)))^(3/2) GO
Energy loss when flow velocity is given
energy loss=((flow velocity*roughness coefficient of conduit surface)/(conversion factor*hydraulic radius^(2/3)))^2 GO
Flow velocity using Manning's formula
flow velocity=(conversion factor*hydraulic radius^(2/3)*energy loss^(1/2))/roughness coefficient of conduit surface GO
Inside diameter when full flow velocity in sewer is given
Inner Diameter=((flow velocity*roughness coefficient of conduit surface)/(0.59*energy loss^(1/2)))^(3/2) GO
Coefficient of roughness when full flow velocity in sewer is given
roughness coefficient of conduit surface=(0.59*Inner Diameter^(2/3)*energy loss^(1/2))/flow velocity GO
Energy loss when full flow velocity in sewer is given
energy loss=((flow velocity*roughness coefficient of conduit surface)/(0.59*Inner Diameter^(2/3)))^2 GO
Full flow velocity in sewer
flow velocity=(0.59*Inner Diameter^(2/3)*energy loss^(1/2))/roughness coefficient of conduit surface GO
Flow quantity for a full flowing sewer
water flow=(0.463*energy loss^(1/2)*Inner Diameter^(8/3))/roughness coefficient of conduit surface GO
Area when water flow equation is given
Cross sectional area=water flow/flow velocity GO
Water flow equation
water flow=Cross sectional area*flow velocity GO

2 Other formulas that calculate the same Output

Coefficient of roughness when full flow velocity in sewer is given
roughness coefficient of conduit surface=(0.59*Inner Diameter^(2/3)*energy loss^(1/2))/flow velocity GO
Coefficient of roughness when flow quantity for a full flowing sewer is given
roughness coefficient of conduit surface=(0.463*energy loss^(1/2)*Inner Diameter^(8/3))/water flow GO

Roughness coefficient when flow velocity is given Formula

roughness coefficient of conduit surface=(conversion factor*hydraulic radius^(2/3)*energy loss^(1/2))/flow velocity
n=(C*R^(2/3)*S^(1/2))/V
More formulas
Flow velocity using Manning's formula GO
Hydraulic radius when flow velocity is given GO
Energy loss when flow velocity is given GO
Conversion factor when flow velocity is given GO
Water flow equation GO
Area when water flow equation is given GO
Velocity when water flow equation is given GO

What is the 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 when flow velocity is given?

Roughness coefficient when flow velocity is given calculator uses roughness coefficient of conduit surface=(conversion factor*hydraulic radius^(2/3)*energy loss^(1/2))/flow velocity to calculate the roughness coefficient of conduit surface, The Roughness coefficient when flow velocity is given formula calculates the roughness coefficient of the pipe material when we have a prior info of the rate of flow of water , energy loss and hydraulic radius. roughness coefficient of conduit surface and is denoted by n symbol.

How to calculate Roughness coefficient when flow velocity is given using this online calculator? To use this online calculator for Roughness coefficient when flow velocity is given, enter conversion factor (C), hydraulic radius (R), energy loss (S) and flow velocity (V) and hit the calculate button. Here is how the Roughness coefficient when flow velocity is given calculation can be explained with given input values -> 1.510882 = (1.486*0.609600000002438^(2/3)*2^(1/2))/1.

FAQ

What is Roughness coefficient when flow velocity is given?
The Roughness coefficient when flow velocity is given formula calculates the roughness coefficient of the pipe material when we have a prior info of the rate of flow of water , energy loss and hydraulic radius and is represented as n=(C*R^(2/3)*S^(1/2))/V or roughness coefficient of conduit surface=(conversion factor*hydraulic radius^(2/3)*energy loss^(1/2))/flow velocity. conversion factor is to account for change from metric units used in development of the formula, hydraulic radius 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, energy loss is the loss of energy of flowing water and flow velocity is the velocity of the flow of any fluid.
How to calculate Roughness coefficient when flow velocity is given?
The Roughness coefficient when flow velocity is given formula calculates the roughness coefficient of the pipe material when we have a prior info of the rate of flow of water , energy loss and hydraulic radius is calculated using roughness coefficient of conduit surface=(conversion factor*hydraulic radius^(2/3)*energy loss^(1/2))/flow velocity. To calculate Roughness coefficient when flow velocity is given, you need conversion factor (C), hydraulic radius (R), energy loss (S) and flow velocity (V). With our tool, you need to enter the respective value for conversion factor, hydraulic radius, energy loss and flow velocity 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 of conduit surface?
In this formula, roughness coefficient of conduit surface uses conversion factor, hydraulic radius, energy loss and flow velocity. We can use 2 other way(s) to calculate the same, which is/are as follows -
  • roughness coefficient of conduit surface=(0.59*Inner Diameter^(2/3)*energy loss^(1/2))/flow velocity
  • roughness coefficient of conduit surface=(0.463*energy loss^(1/2)*Inner Diameter^(8/3))/water flow
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