A channel is said to be of most economical cross-section, if

Question: A channel is said to be of most economical cross-section, if
[A].

it gives maximum discharge for a given cross-sectional area and bed slope

[B].

it has minimum wetted perimeter

[C].

it involves lesser excavation for the designed amount of discharge

[D].

all of the above

Answer: Option D

Explanation:

No answer description available for this question.