1.

If n is the spatial coordinate, in the outlet or symmetry boundaries, which of these following is correct for a k- model?

A. ( frac{ partial k}{ partial n}=0; frac{ partial varepsilon}{ partial n}=0 )
B. ( frac{ partial^2 k}{ partial n^2}=0; frac{ partial varepsilon}{ partial n}=0 )
C. ( frac{ partial k}{ partial n}=0; frac{ partial^2 varepsilon}{ partial n^2}=0 )
D. ( frac{ partial ^2 k}{ partial n^2}=0; frac{ partial^2 varepsilon}{ partial n^2}=0 )
Answer» B. ( frac{ partial^2 k}{ partial n^2}=0; frac{ partial varepsilon}{ partial n}=0 )


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