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A rectangular channel has a depth of 5m and width of 12m. Calculate the hydraulic depth of the channel.

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+1 vote
in Fluid Mechanics by (118k points)
A rectangular channel has a depth of 5m and width of 12m. Calculate the hydraulic depth of the channel.

(a) 5m

(b) 6m

(c) 7m

(d) 8m

I had been asked this question during a job interview.

I'm obligated to ask this question of Geometrical Properties of Rectangular Section topic in chapter Flow in Open Channels of Fluid Mechanics

1 Answer

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Best answer
The correct option is (a) 5m

Explanation: Hydraulic Depth (D) = Area/Top width

= (5) (12)/ 12

= 5m.

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