MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
| 1. |
Which one of the following is the expression of the rotational component for a two-dimensional fluid element in \[x-y\]plane? |
| A. | \[{{\omega }_{z}}=\frac{1}{2}\,\left( \frac{\partial v}{\partial x}-\frac{\partial u}{\partial y} \right)\] |
| B. | \[{{\omega }_{z}}=\frac{1}{2}\,\left( \frac{\partial v}{\partial x}-\frac{\partial u}{\partial y} \right)\] |
| C. | \[{{\omega }_{z}}=\frac{1}{2}\,\left( \frac{\partial v}{\partial x}-\frac{\partial v}{\partial y} \right)\] |
| D. | \[{{\omega }_{z}}=\frac{1}{2}\,\left( \frac{\partial u}{\partial x}+\frac{\partial v}{\partial y} \right)\] |
| Answer» B. \[{{\omega }_{z}}=\frac{1}{2}\,\left( \frac{\partial v}{\partial x}-\frac{\partial u}{\partial y} \right)\] | |