Ask
Login
0
932views
Find the new dimensions and increase in discharge.
written 7.9 years ago by gravatar for mitali.poojari1908 mitali.poojari1908 • 400 modified 3.9 years ago by gravatar for Krishna_Agrawal Krishna_Agrawal • 2.7k


A rectangular channel 4m wide has depth of water1.5m. The slope of the bed of channel is 1 in 1000. C=55. It is desired to increase the discharge keeping i & C constant.Find the new dimensions and increase in discharge.
applied hydraulics
ADD COMMENT EDIT
1 Answer
0
8views
written 3.9 years ago by gravatar for Krishna_Agrawal Krishna_Agrawal • 2.7k

Given,

  • b = 4m

  • d = 1.5m

  • i = ${1 \over1000}$

  • C = 55

$i.e. Area = b * d = 4 * 1.5 = 6m^2$


$ Wetted$ $ Perimeter, P = d + b + D = 1.5 + 4 + 1.5 = 7m$

$ m = {A \over …

Create a free account to keep reading this post.

and 4 others joined a min ago.

ADD COMMENT EDIT
Please log in to add an answer.