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Hydraulics
Cappoletti weir is a
rectangular weir whose length is kept 3 times the height of the water above sill
triangular weir whose notch angle is 90°
trapezoidal weir, whose sides slope 1 horizontal to 2 verticals
a combination of rectangular and triangular weirs.
Correct Answer:
trapezoidal weir, whose sides slope 1 horizontal to 2 verticals
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