The value of mannings roughness coefficient n, in Manning's formula fo – McqOptions

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1.	The value of mannings roughness coefficient n, in Manning's formula for flow of fluids through pipes, is expected to be highest in case of
A.	Brass pipe
B.	Glass pipe
C.	Asbestos cement pipe
D.	Vitrified sewer pipe
E.	Corrugated iron pipe
Answer» F.

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