_Hydraulic radius of 6" x 12" cross-section, is __________ inches.$?

1.	_Hydraulic radius of 6" x 12" cross-section, is __________ inches.$?
A.	2
B.	0.5
C.	1.5
D.	None of these
Answer» B. 0.5

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_Hydraulic radius of 6" x 12" cross-section, is __________ inches.$?

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