Irrigation Engineering
If D₁ and D₂ are depths of water upstream and downstream of a hydraulic jump, the loss of head at the jump, is

(D₂ - D₁)3/D₁D₂
(D₂ - D₁)3/4D₁D₂
(D₂ - D₁)3/2D₁D₂
(D₂ - D₁)3/3D₁D₂

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Irrigation Engineering
The flow-mass curve is graphical representation of

Discharge and percentage probability of flow being equaled or exceeded
Discharge and time in chronological order
Cumulative discharge, volume and time in chronological order
Cumulative discharge and time

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