A weir is used to measure the large water discharge rate from a river or from an open channel. A weir is not of __________ shape.

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Question: A weir is used to measure the large water discharge rate from a river or from an open channel. A weir is not of __________ shape.
[A].

circular

[B].

rectangular

[C].

triangular

[D].

trapezoidal

Answer: Option A

Explanation:

No answer description available for this question.