A trapezoidal channel has a bottom width of 6 m and side slope of 1 : – McqOptions

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1.	A trapezoidal channel has a bottom width of 6 m and side slope of 1 : 1. The depth of flow is 1.5 m at a discharge of 15 cum/sec. The hydraulic radius and hydraulic average depth of flow respectively are
A.	1.098 m, 1.25 m
B.	2.239 m, 2.50 m
C.	1.25 m, 1.098 m
D.	2.50 m, 2.239 m
Answer» B. 2.239 m, 2.50 m

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