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A rectangular channel has depth y and top with B. Determine its section factor.

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+1 vote
in Fluid Mechanics by (118k points)
A rectangular channel has depth y and top with B. Determine its section factor.

(a) By^3⁄2

(b) By^1⁄2

(c) By

(d) By^2

The question was asked at a job interview.

The query is from Geometrical Properties of Rectangular Section in division Flow in Open Channels of Fluid Mechanics

1 Answer

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Best answer
The correct choice is (a) By^3⁄2

Explanation: Section factor (Z) = A√D

Z = (B) (y)√y

Z = By^3⁄2.

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