The water way from a weir is determined by using Lacey’s... — Answer & Explanation | PrepBeePakistan

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The water way from a weir is determined by using Lacey’s wetted perimeter i.e. P=_______(Q)1/2 ?

Correct answer: C

Explanation

Lacey's formula for the wetted perimeter of a channel is P = 4.75 * sqrt(Q), where Q is the discharge.

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