Calculate the ratio of the tractive critical stress to the average shear stress if the water flows at a depth of 0.8 m in a wide stream having a bed slope of 1 in 3000. The median diameter of the sand bed is 2 mm.
(a) 0.53
(b) 1.86
(c) 0.86
(d) 1.53
I have been asked this question during an online exam.
Enquiry is from Irrigation Channels Design topic in section Sediment Transport and Irrigation Channels Design of Irrigation Engineering