Question:
A spillway has unit discharge of 7.5 m3/s/m. The flow depth at the downstream horizontal apron is 0.5 m. The tail water depth (in meters) required to form a hydraulic jump is_____ (rounded off to 2 decimal places).
A spillway has unit discharge of 7.5 m3/s/m. The flow depth at the downstream horizontal apron is 0.5 m. The tail water depth (in meters) required to form a hydraulic jump is_____ (rounded off to 2 decimal places).
Updated On: Feb 3, 2026
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Correct Answer: 4.4
Solution and Explanation
The answer is: 4.40 or 4.70 (approx.)
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