How to Calculate Discharge from Manning's equation?
Discharge from Manning's equation calculator uses Discharge=(1/Manning’s Roughness Coefficient)*Cross sectional area*hydraulic radius^2/3*Bed Slope^1/2 to calculate the Discharge, Discharge from Manning's equation formula is defined as an empirical equation that describes the relationship between the velocity in a conduit and the channel geometry, slope, and a friction coefficient expressed as a Manning n. Discharge and is denoted by Q symbol.
How to calculate Discharge from Manning's equation using this online calculator? To use this online calculator for Discharge from Manning's equation, enter Manning’s Roughness Coefficient (n), Cross sectional area (A), hydraulic radius (R) and Bed Slope (S̄) and hit the calculate button. Here is how the Discharge from Manning's equation calculation can be explained with given input values -> 206.4512 = (1/0.012)*10*0.609600000002438^2/3*4^1/2.