Question: A rectangular sharp - crested weir with end contractions is 1 . 4 m long. How high should the crest of the weir from the

A rectangular sharp-crested weir with end contractions is 1.4m long. How high should the crest of the weir from the bottom of the channel to maintain an upstream depth of 2.35m for a flow of 400 liters per second?
A rectangular sharp - crested weir with end

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