Civil Engineering - Waste Water Engineering - Discussion
Discussion Forum : Waste Water Engineering - Section 2 (Q.No. 13)
13.
If the depth of partial flow in a sewer of diameter 2 m, is 50 cm, its wetted perimeter is
π
Discussion:
12 comments Page 2 of 2.
Junaid marwat said:
6 years ago
If the pipe is neither full nor half then the formula for wetted perimeter is
p= 2 * cos(r-h/r).
As d=2 so r=1 & h=50cm=0.5m,
2 *cos(1-0.5/1).
p=1.99 almost equal to 2 and 2π/3 = 2.0.
Thus the answer will be 2π/3.
p= 2 * cos(r-h/r).
As d=2 so r=1 & h=50cm=0.5m,
2 *cos(1-0.5/1).
p=1.99 almost equal to 2 and 2π/3 = 2.0.
Thus the answer will be 2π/3.
(3)
JOTIBRATA said:
4 years ago
Thanks all for explaining.
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