16.6 - Specific Energy Curve
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Practice Questions
Test your understanding with targeted questions
Define specific energy in the context of open channel flow.
💡 Hint: Think about what contributes to energy in a flowing fluid.
What does a Froude number less than 1 indicate?
💡 Hint: Remember the flow type relative to gravitational forces.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does a Froude number greater than 1 signify?
💡 Hint: Think about the relationship with flow speed.
True or False: Specific energy increases with flow depth for all flow regimes.
💡 Hint: Look closer at how potential energy is factored.
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Challenge Problems
Push your limits with advanced challenges
A rectangular channel has a width of 4 m and a flow depth of 3 m with a velocity of 5 m/s. Calculate the specific energy and identify the flow regime.
💡 Hint: Apply E = y + (v²/2g) for specific energy; use the Froude number formula for flow regime.
Design a trapezoidal channel with a flow rate of 100 m³/s. What dimensions minimize energy loss while maintaining efficient flow?
💡 Hint: Balance between flow area and perimeter; consider the optimal shapes discussed in class.
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