2.4 - Total Reduction in Mass Flux
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Practice Questions
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Define displacement thickness.
💡 Hint: Think about how flowing fluid interacts with a surface.
What is momentum thickness?
💡 Hint: It relates to how viscous forces affect momentum.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the displacement thickness represent?
💡 Hint: Think about how flowing near surfaces alters the flow structure.
True or False: The momentum thickness considers increases in the kinetic energy of fluid.
💡 Hint: Recall the function of momentum versus kinetic energy.
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Challenge Problems
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Given a velocity profile of u/U = 4y/delta, calculate both the displacement thickness and momentum thickness over a flat plate.
💡 Hint: Pay attention to how the velocity profile affects integrals.
How would an increase in viscosity affect the displacement thickness in boundary layer flow?
💡 Hint: Think about the effects of increased internal friction on flow behavior.
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