In Chezy's formula V = C rs for calculating the velocity of flow in ci – McqOptions

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1.	In Chezy's formula V = C rs for calculating the velocity of flow in circular sewer of diameter D running full, the value of hydraulic mean radius is
A.	D
B.	[B].
C.	[C].
D.	[D].
E.	[E].
Answer» E. [E].

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