Set units:

Results
Flow, Q 
Flow, Q 

Velocity, v 
Velocity, v 

Velocity head, h_{v} 
Velocity head, h_{v} 

Flow area 
Flow area 

Wetted perimeter 
Wetted perimeter 

Hydraulic radius 
Hydraulic radius 

Top width, T 
Top width, T 

Froude number, F 
Froude number, F 

Shear stress (tractive force), tau 
Shear stress (tractive force), tau 

