Question
The rate of change of velocity along the depth of layer is ___________
Answer: Option D
Answer: (d).\(\frac{∂v}{∂z}=\frac{k}{γ_w} \frac{∂^2 \overline{u}}{∂z^2} \)
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Answer: (d).\(\frac{∂v}{∂z}=\frac{k}{γ_w} \frac{∂^2 \overline{u}}{∂z^2} \)
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