What is the correct answer?


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

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

Correct Answer :

B. A × M × m2/3 × i1/2

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