20.7 - Conclusion and Summary
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Practice Questions
Test your understanding with targeted questions
Define conservation of momentum.
💡 Hint: Think about how a ball keeps rolling unless acted on by a force.
What is a control volume?
💡 Hint: It's like a box you imagine around a section of fluid.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the conservation of momentum principle state?
💡 Hint: Think about rolling objects.
True or False: Body forces are always attributed to external influences on a fluid.
💡 Hint: Consider whether they exist without an external cause.
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Challenge Problems
Push your limits with advanced challenges
You have a tank filled with water that drains from a spout. Calculate the changes in momentum as water exits the spout.
💡 Hint: Consider how fast the water is flowing out.
Design a control volume for airflow around a plane wing and predict pressure distributions using momentum conservation equations.
💡 Hint: Focus on how the wing shape affects airflow patterns.
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