Problem 20
velocity 328 20. A trapezoidal canal, 6 m at the bottom and having side slopes 2:1 carries water to a depth of 40 cm and mean of 0.60 m/s. What length of a rectangular contracted weir 85 cm high should be placed in the middle of the canal if the depth of water upstream is to be 1.20 m?
velocity 328 20. A trapezoidal canal, 6 m at the bottom and having side slopes 2:1 carries water to a depth of 40 cm and
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velocity 328 20. A trapezoidal canal, 6 m at the bottom and having side slopes 2:1 carries water to a depth of 40 cm and
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