Water flows uniformly at a depth of 1 m in a channel that
Chapter 10, Problem 10.81(choose chapter or problem)
Water flows uniformly at a depth of 1 m in a channel that is 5 m wide as shown in Fig. P10.81. Further downstream, the channel cross section changes to that of a square of width and height b. Determine the value of b if the two portions of this channel are made of the same material and are constructed with the same bottom slope.
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