Question

A lake flows into a mild channel. The depth at the lake outlet is the normal...

A lake flows into a mild channel. The depth at the lake outlet is the normal depth.

True

False

If subcritical flow encounters a contraction in width where the width is greater than the width that would induce critical flow, which alternate depth will occur downstream?

supercritical

subcritical

critical

  

The specific energy decreases as it passes through an expansion in width.

True

False

Using a smoother material will increase or decrease the normal depth?

increase

decrease
Engineering   Civil-Engineering   
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