Question
Water Resources Engineering Question on Lined and unlined canals
A round-bottom triangular lined canal is to be laid at a slope of 1 in 1500, to carry a discharge of 25 m3/s. The side slopes of the canal cross-section are to be kept at 1.25H: 1V. If Manning's roughness coefficient is 0.013, the flow depth (in meters) will be in the range of
A
2.39 to 2.42
B
1.94 to 1.97
C
2.24 to 2.27
D
2.61 to 2.64
Answer
2.39 to 2.42
Explanation
Solution
The correct option is (A) : 2.39 to 2.42.