Civil Engineering - GATE Exam Questions - Discussion


A stable channel is to be designed for a discharge of Q m3 /s with silt factor f as per Lacey's method. The mean flow velocity (m/s) in the channel is obtained by

[A]. (Qf2/140)1/6
[B]. (Qf/140)1/3
[C]. (Q2f2/140)1/6
[D]. 0.48 (Q/f)1/3

Answer: Option A


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