Question: Consider the turbulent structure of thin shear layers. Which of these statements is correct?
Options
A : The rates of change of the flow variables are very high in every direction
B : Flow variables do not vary much in any direction
C : The rates of change of the flow variables in the cross-sectional direction are smaller than that of the flow direction
D : The rates of change of the flow variables in the flow direction are smaller than that of the cross-sectional direction
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