Question: A 1 0 m wide rectangular channel carries a flow of 1 0 m 3 / s and has a normal depth of 1 .

A 10 m wide rectangular channel carries a flow of 10 m3/s and has a normal depth of 1.0 m. Finda. Mannings n if the channel slope is 0.001,b. the maximum height of a bump in the channel bottom to avoid backwater, andc. the maximum channel contraction to avoid chokin

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