A Rectangular Channel will give the Maximum Discharge if
By BYJU'S Exam Prep
Updated on: September 25th, 2023
A rectangular channel will give the maximum discharge if
- Depth is twice the breadth
- Breadth is twice the depth
- Depth is thrice the breadth
- Breadth is thrice the depth
Table of content
Answer: B. Breadth is twice the depth
A rectangular channel will give maximum discharge if its breadth is twice the depth .
Solution
A rectangular channel will give the maximum discharge if (Most economical section):
- y = B/2
- A = 2y2
- P = 4y
- R = y/2
- T = 2y
- D = y
Where,
y = Depth
B = Breadth
A = Area
P = Perimeter
T = Top width
D = Hydraulic depth
Hence, a rectangular channel will give the maximum discharge if breadth is twice the depth.
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