Mathematics · Hydraulic Structures
A most economical trapezoidal channel has bed width b, depth d, and side slopes 1 Vertical to 2 Horizontal. Express the bed width b in terms of hydraulic depth d.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1b = √5d − 4d
- 2b = 2√5d − 2d
- 3b = √5d − 2d
- 4b = 2√5d − 4d✓
Correct answer
b = 2√5d − 4d
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