Civil Engineering - Hydraulics - Discussion
Discussion Forum : Hydraulics - Section 4 (Q.No. 21)
21.
For a most economical rectangular channel, the width of the channel must be
Discussion:
9 comments Page 1 of 1.
Makar said:
8 years ago
In rectangular channel why the width is double?
Jiren said:
8 years ago
The discharge through a channel of rectangular section is maximum when its breadth is twice the depth.
Satyawan Radheshyam said:
8 years ago
Why it is so?
The width of the rectangular section should be half to the depth of the section. So C is the correct answer.
The width of the rectangular section should be half to the depth of the section. So C is the correct answer.
KR SHEELA said:
7 years ago
I agree @Satyawan.
Gaurav said:
7 years ago
Ans B is correct.
The Depth of flow should be twice (discharge).
Depth will be half for hydraulic depth or radius.
The Depth of flow should be twice (discharge).
Depth will be half for hydraulic depth or radius.
Shahbaz Bashir said:
4 years ago
B is the correct answer.
As for most economical rectangular section,
D =b/2 => b = 2D.
As for most economical rectangular section,
D =b/2 => b = 2D.
Muhammad Hashim said:
4 years ago
D is the correct option. Since the condition B=2d is for max discharge not for most Economical sections.
For later HMD=1/2 depth.
For later HMD=1/2 depth.
(4)
Dani said:
4 years ago
According to Discharge of the rectangular channel given Ans is correct but
According to the Most economical rectangular channel, the Ans Should be C.
Reference: R.S Khurmi.
According to the Most economical rectangular channel, the Ans Should be C.
Reference: R.S Khurmi.
SDO ADNAN said:
2 years ago
Here it ask about the Width, not depth so, B is the correct answer.
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