Which of the following quantities are computed by using the hydraulic – McqOptions

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1.	Which of the following quantities are computed by using the hydraulic radius for non-circular ducts ?
A.	Velocity and relative roughness.
B.	Head loss and velocity.
C.	Reynold number, relative roughness and head loss.
D.	Reynolds number and friction factor.
Answer» D. Reynolds number and friction factor.

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