The thickness of a sharp crested weir is kept less than« Back to Previous Page
A. one-third of the height of water on the sill
B. one-half of the height of water on the sill
C. one-fourth of the height of water on the sill
D. two-third of the height of water on the sill
E. none of these.
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B. one-half of the height of water on the sill |
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