According to Manning's formula, the discharge through an open channel is (where

Question

According to Manning's formula, the discharge through an open channel is (where M = Manning's constant)

Options:

A . A × M × m1/2 × i2/3

B . A × M × m2/3 × i1/2

C . A1/2 × M2/3 × m × i

D . A2/3 × M1/3 × m × i

Answer: Option B

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