6.1 - First Problem: Displacement, Momentum and Energy Thickness
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Practice Questions
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What is displacement thickness?
💡 Hint: Think about the effect of viscosity on flow.
State the formula for momentum thickness.
💡 Hint: Recall the relationship between momentum and flow profile.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does displacement thickness quantify?
💡 Hint: Think about the effects of fluid viscosity.
True or False: Higher energy thickness indicates lower efficiency due to energy losses.
💡 Hint: Consider what energy thickness measures.
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Challenge Problems
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Given a velocity distribution of u/U = (y/δ)², derive the expressions for displacement thickness, momentum thickness, and energy thickness.
💡 Hint: Start with displacement thickness first, then substitute into the other forms.
Analyze a scenario where viscosity doubles, and calculate how this affects displacement and momentum thickness in a given flow profile.
💡 Hint: Evaluate how viscosity influences flow properties in your equations.
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