The characteristic dimension d in the relation R E = V d p/ is the equivalent diameter and is defined as how many times the cross-sectional flow area divided by the wetted perimeter

The characteristic dimension d in the relation R E = V d p/ is the eq

1.	The characteristic dimension d in the relation R E = V d p/ is the equivalent diameter and is defined as how many times the cross-sectional flow area divided by the wetted perimeter
A.	7
B.	4
C.	1
D.	6
Answer» C. 1