Question: Problem 1 : An open channel is to be designed to carry ( 2 . 3 mathrm { ~m } ^ { 3

Problem 1: An open channel is to be designed to carry \(2.3\mathrm{~m}^{3}/\mathrm{s}\) at a slope of 0.0045. The channel material has a roughness coefficient of 0.0135.
a. Find the most efficient cross-section for a rectangular section. (5 points)
b. Find the most efficient cross section for a circular section. (10 points)
c. Find the most efficient cross section for a triangular section.(5 points)
d. Find the most efficient cross section for a trapezoidal section. (10 points)
Problem 1 : An open channel is to be designed to

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