15.4 - Simplifications in Fluid Flow Problems
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Practice Questions
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Define a fixed control volume.
💡 Hint: Think of a container that does not move.
What does mass conservation imply?
💡 Hint: Consider how mass behaves in a closed system.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is a control volume?
💡 Hint: Think about regions used for calculations.
True or False: Mass can be created in an isolated system.
💡 Hint: Consider fundamental principles of physics.
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Challenge Problems
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Design a control volume for a pipe system with varying diameters. Describe how you would compute the mass flow rates at different cross-sections.
💡 Hint: Focus on keeping track of different inflows and outflows in varying sections.
Explain how one would approach the analysis of a spacecraft re-entering Earth's atmosphere using conservation laws.
💡 Hint: Think about mass displacements and the equations you've learned about forces and motion.
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