Practice Second Problem: Different Velocity Distribution (6.2)

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8 questions

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6 sample questions

Question 1.
What is the formula for displacement thickness?
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Think about how displacement thickness relates to mass flux.
Question 2.
Define momentum thickness.
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Consider what happens to momentum in a viscous flow.
3Question 3.
What is the displacement thickness?
- The distance a streamline is displaced
- The total boundary layer thickness
- The height of the plate
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Think about how the boundary layer changes the flow.
4Question 4.
Momentum thickness is defined as the loss of what?
- True
- False
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Consider viscous flow effects.
Question 5.
Calculate the displacement and momentum thickness for a velocity profile given as u/U = y/δ.
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Remember to integrate carefully!
Question 6.
Discuss how changes in the velocity profile shape will impact energy thickness.
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Visualize the impact of different gradients.

4 more questions in this section. Enroll free to practise them all.