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A trapezoidal channel carrying 280 cfs has a bottom width of 12 ft, side slope of...

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Civil Engineering

A trapezoidal channelcarrying 280 cfs has a bottom width of 12 ft, side slope of 2 and alongitudinal bottom slope of 0.001. The critical depth is 2.25 ftand the normal depth is 2.78. The flow depth at the downstream endof this channel is 3.12 ft. Determine which of the statements belowis correct.

Select one:

a.

The flow depth decreases in the flow direction.

b.

None of the above.

c.

A flow depth of 2.55 ft will not occur in this channel.

d.

If the channel is very long, a hydraulic jump will occur.

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