Which of the following formula is valid when the downstream depth is more than 80% of the upstream depth? Options: A . &nbspUnwin’s formula B . &nbspBroad-crested weir formula C . &nbspOrifice formula D . &nbspMolesworth formula

Which of the following formula is valid when the downstream depth is more than 8

Question

Which of the following formula is valid when the downstream depth is more than 80% of the upstream depth?

Options:

A . Unwin’s formula

B . Broad-crested weir formula

C . Orifice formula

D . Molesworth formula

Answer: Option C
Answer: (c).Orifice formula

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