The continuity equation \[\frac{\partial u}{\partial x}+\frac{\partial v}{\partial y}+\frac{\partial w}{\partial z}=0\] is valid only for:

Incompressible fluid whether the flow is steady or not

\[{{\omega }_{z}}=\frac{1}{2}\,\left( \frac{\partial v}{\partial x}-\frac{\partial v}{\partial y} \right)\]

Steady flow and compressible fluids

The continuity equation \[\frac{\partial u}{\partial x}+\frac{\partial

1.	The continuity equation \[\frac{\partial u}{\partial x}+\frac{\partial v}{\partial y}+\frac{\partial w}{\partial z}=0\] is valid only for:
A.	Ideal fluid flow
B.	Incompressible fluid whether the flow is steady or not
C.	\[{{\omega }_{z}}=\frac{1}{2}\,\left( \frac{\partial v}{\partial x}-\frac{\partial v}{\partial y} \right)\]
D.	Steady flow and compressible fluids
Answer» B. Incompressible fluid whether the flow is steady or not

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The continuity equation \[\frac{\partial u}{\partial x}+\frac{\partial v}{\partial y}+\frac{\partial w}{\partial z}=0\] is valid only for:

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