Compute the hydraulic radius for a circular drain pipe running half full if its inside diameter is
The hydraulic radius for a circular drain pipe running half full.
Answer to Problem 14.1PP
The hydraulic radius for a circular drain pipe running half full is
Explanation of Solution
Given Information:
Pipe diameter,
Hydraulic radius,
Here, A = cross sectional area
WP = Wetted perimeter
Half cross sectional area is
Wetted perimeter is given by,
We know,
Conclusion:
The hydraulic radius for a circular drain pipe running half full is
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