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Question

The scour depth D of a river during flood, may be calculated from the Lacey's equation
Options:
A .  `D = 0.47 (Q/f)`
B .  `D = 0.47 (Q/f)^(1//2)`
C .  `D = 0.47 (Q/f)^(1//3)`
D .  `D = 0.47 (Q/f)^(2//3)`
Answer: Option C



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