1.

Consider the continuity equation \(\frac{\partial\rho}{\partial t}+\nabla.(\rho \vec{V})=0\). For an incompressible flow, this equation becomes ___________

A. \(\nabla.(\rho \vec{V})=0\)
B. \(\frac{\partial(\rho\vec{V})}{\partial t}=0\)
C. \(div(\vec{V})=0\)
D. \(div(\rho\vec{V})=0\)
Answer» D.


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