$22-$ Weirs

Problem $12\mathrm{.}86$

The flow of water over the broad$-$crested weir is $18\frac{m^3}{s}.$ The weir and the channel have a width of $4$ m $.($Figure $1)$

Figure

$1$ of $1$

Part A

Determine the depth of water $y$ within the channel. Take $C_w=0\mathrm{.}80$

Express your answer to three significant figures and include the appropriate units.

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