Calculate the value of Sf for a trapezoidal channel having depth 2m, w – McqOptions

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1.	Calculate the value of S_f for a trapezoidal channel having depth 2m, width 5m and side slope of 1H:1.5V. Given: dy/dx=1.18 10^-3,S₀ = 1 in 1000, C = 50.
A.	0.00001
B.	0.00002
C.	0.00003
D.	0.00004
Answer» B. 0.00002

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