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Mechanical Engineering - Hydraulics and Fluid Mechanics - Discussion

Discussion Forum : Hydraulics and Fluid Mechanics - Section 7 (Q.No. 43)
Hydraulics and Fluid Mechanics
43.
A channel is said to be of most economical cross-section, if
it gives maximum discharge for a given cross-sectional area and bed slope
it has minimum wetted perimeter
it involves lesser excavation for the designed amount of discharge
all of the above
Answer: Option
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