+1 vote
in Irrigation Engineering by (75.2k points)
The most ideal condition for energy dissipation in the design of spillways is the one when the tail-water rating curve coincides with the jump rating curve at all discharge.

(a) True

(b) False

The question was posed to me during an online interview.

The question is from Energy Dissipation Below Overflow Spillway topic in section Spillways, Energy Dissipators and Spillway Gates of Irrigation Engineering

1 Answer

0 votes
by (106k points)
The correct choice is (a) True

Explanation: The most ideal condition for jump formation is when TWC coincides with JHC at all discharge. To ensure protection in the region of a hydraulic jump, a simple concrete apron of apron length 5 (y2 – y1) is provided.

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