25.2.2 - Energy Extraction by Turbines
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Practice Questions
Test your understanding with targeted questions
What is the hydraulic gradient line and how does it function in open channel flow?
💡 Hint: Think about how pressure is represented in open channels.
Define turbine efficiency.
💡 Hint: Consider how effectively a turbine operates in energy extraction.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the hydraulic gradient line indicate in a fluid system?
💡 Hint: Relate it to where the liquid's free surface resides.
True or False: Turbines convert mechanical energy into potential energy.
💡 Hint: Think about what turbines do with fluid energy.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A turbine is set to extract energy from a river flow rate of 20 m³/s with a pressure drop of 50 kPa across its inlet and outlet. Determine the ideal power output.
💡 Hint: Remember to relate flow rate and pressure drop in power calculations.
Evaluate how increasing frictional losses in a piping system will affect the efficiency of a turbine.
💡 Hint: Consider the relationship between energy losses and efficiency.
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