CIV E 530 - OPEN-CHANNEL HYDRAULICS SPRING 2014 - MIDTERM 1 - SOLUTION

PROBLEM 1

S_o = 1.0 / 0.6 = 1.667

f_D = 0.032

f = f_D / 8 = 0.004

S_o = f F²

F² = S_o / f = 1.667 / 0.004 = 416.75

F = 20.4

The maximum value of Froude number cannot go much higher than 20, maybe around 25.   ANSWER.

Problem 2

140217