![A rectangular open channel has a width of 5 m and a bed slope of 0.001. For a uniform flow of depth 2 m, the velocity is 2 m/s. The Manning’s](https://www.gkseries.com/blog/wp-content/uploads/2023/07/A-rectangular-open-channel-has-a-width-of-5-m-and-a-bed-slope-of-0.001.-For-a-uniform-flow-of-depth-2-m-the-velocity-is-2-m-s.-The-Mannings-.jpg)
Q. A rectangular open channel has a width of 5 m and a bed slope of 0.001. For a uniform flow of depth 2 m, the velocity is 2 m/s. The Manning’s roughness coefficient for the channel is
(A) 0.002
(B) 0.017
(C) 0.033
(D) 0.050
Ans: 0.017
Q. A rectangular open channel has a width of 5 m and a bed slope of 0.001. For a uniform flow of depth 2 m, the velocity is 2 m/s. The Manning’s roughness coefficient for the channel is
(A) 0.002
(B) 0.017
(C) 0.033
(D) 0.050
Ans: 0.017
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