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Civil Engineering - Irrigation - Discussion

Discussion Forum : Irrigation - Section 1 (Q.No. 41)
Irrigation
41.
The discharge over a trapezoidal crest of a Sarda fall with free over fall conditions, is
0.45 2g . LH3/2 (H/B)1/3
0.45 2g . LH2/3 (H/B)2/3
0.45 2g . LH3/2 (H/B)1/6
0.45 2g . LH1/6 (H/B)3/2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.
Gurjant Singh said:   5 years ago
In Sarda fall type the rectangular crest may be used for discharge up-to 11cumec.
Akshay said:   7 years ago
@Nisha.

The formula is same only but, 0.45 is coefficient for discharge(Cd) for the trapezoidal section and 0.415 for the rectangular crest.
Nisha said:   9 years ago
Explain the formula.
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