Quiz - Basics of Turbulent Flows
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Question 1 of 11
1. Question
Which of the following is NOT a property of a turbulent flow?
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Question 2 of 11
2. Question
Some of the first scientific experiments into the nature of turbulent flows were carried out by…
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Question 3 of 11
3. Question
The waves which form after the initial laminar region on a flat plate are known as…
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Question 4 of 11
4. Question
A flat plate boundary layer can be expected to become fully turbulent at Reynolds numbers (based on distance from the leading edge) greater than…
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Question 5 of 11
5. Question
In order for time averaging to be valid, the sampling period must be long enough such that
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Question 6 of 11
6. Question
From the rules of time averaging, the time average of the product of two fluctuating quantities is, in general,…
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Question 7 of 11
7. Question
Applying Reynolds averaging to the momentum equations results in an additional term known as…
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Question 8 of 11
8. Question
In the Boussinesq Hypothesis, the turbulent viscosity…
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Question 9 of 11
9. Question
Turbulence models based on the Prandtl Mixing Length hypothesis are classified as
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Question 10 of 11
10. Question
In a turbulent boundary layer, the fluid region closest to the wall is known as
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Question 11 of 11
11. Question
For a turbulent flat plate boundary layer, how is the local skin friction coefficient (C_f) related to the local Reynolds number (Re_x)?
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