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What Is the Velocity (In Ft/sec) in a Rectangular Concrete

Question 2

Multiple Choice

What is the velocity (in ft/sec) in a rectangular concrete channel with a width of 3 feet (ft) , a hydraulic grade line slope of 0.002 ft/ft, a flow depth of 1.5 ft and an assumed Manning's coefficient n = 0.014?


A) 0.15 ft/sec
B) 1.50 ft/sec
C) 3.92 ft/sec
D) None of the above

Correct Answer:

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