Practice Hydraulic Grade Line And Energy Grade Line (4.2) - Basics of fluid mechanics-II (contd.)

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9 questions

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Exercise
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6 sample questions

Question 1.
What does HGL stand for in fluid mechanics?
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It contains pressure and elevation components.
Question 2.
What is included in the Energy Grade Line?
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Think of what energy aspects affect fluid motion.
3Question 3.
What does the Hydraulic Grade Line (HGL) represent?
- Total energy of fluid
- Potential energy of the fluid
- Kinetic energy of fluid
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Remember its components.
4Question 4.
True or False: The Energy Grade Line (EGL) incorporates only the potential energy.
- True
- False
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Consider what is included in EGL.
Question 5.
Given a water system with pressures at points A and B, derive the HGL and EGL equations for this system.
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Integrate the terms appropriately and consider steady flow.
Question 6.
A pipe has variable diameter and elevation changes, determine the optimal height maintenance required to prevent cavitation.
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Evaluate pressure changes along with flow velocity changes across points.

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