Fluids, hydraulics and flows
Rectangular channel critical depth
Calculates critical depth from flow rate and rectangular channel width.
Related calculators
Froude number
Calculates Froude number from velocity, gravity, and characteristic length.
Rectangular channel area
Calculates rectangular channel flow area from width and depth.
Manning open-channel flow
Calculates auxiliary open-channel flow from area, hydraulic radius, slope, and Manning coefficient.
Rectangular channel hydraulic radius
Calculates rectangular channel hydraulic radius from width and depth.
Rectangular channel wetted perimeter
Calculates rectangular channel wetted perimeter from width and depth.
Rectangular hydraulic jump
Calculates sequent depth and energy loss for a rectangular hydraulic jump.