A sudden fall of level of ground along the alignment of a canal joined by an inclined bed is called a
A)rapid fall
B)cylinder fall
C)sudden fall
D)hydraulic jump

Question

Quizplus · Accepted Answer

A rapid fall is a hydraulic structure used to drop water to a lower elevation in a canal system when the natural slope of the ground is insufficient to do so gradually. It consists of a vertical drop joined by an inclined bed to manage the energy of the falling water and prevent erosion.

A Sudden Fall of Level of Ground Along the Alignment