14.3 - Characteristics of Open Channel Flow
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Practice Questions
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What is open channel flow?
💡 Hint: Think of rivers and streams.
What are the two main forces acting in open channel flow?
💡 Hint: Consider what pushes the water down the channel.
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Interactive Quizzes
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What is the definition of open channel flow?
💡 Hint: Think of rivers and streams.
True or False: The pressure at the free surface of open channel flow is atmospheric pressure.
💡 Hint: Consider what type of pressure applies to open air.
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Challenge Problems
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Calculate the hydraulic radius of a rectangular channel with a flow area of 10 m² and a wetted perimeter of 5 m.
💡 Hint: Use the formula R = A/P.
Discuss the effects of changes in hydraulic radius on flow velocity in an open channel and how does this relate to the Froude number.
💡 Hint: Consider how depth and width influence flow.
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