2.1 - Problem 1: Rate of change of depth of water
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Practice Questions
Test your understanding with targeted questions
Calculate the area of a rectangular channel if the width is 5 meters and depth is 2 meters.
💡 Hint: Use the formula A = width * depth.
What is the unit of discharge (Q)?
💡 Hint: Think about volume flow rate.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What defines a rectangular channel's area of flow?
💡 Hint: Recall the formula for area.
Is dy/dx always less than 1 in gradually varied flow?
💡 Hint: Consider the meaning of gradually varied flow.
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Challenge Problems
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Establish the impact of increasing depth in a channel section on the discharge and rate of change of depth. What general conclusion can be drawn?
💡 Hint: Look at the relationship between depth and how it expresses itself through the various equations.
Derive an equation that could relate the increasing bed slope with the energy loss in a channel when the discharge remains constant.
💡 Hint: Think about how energy works in the forms of potential and kinetic in the flow equations.
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