question_answer

The velocity components in the x and y direction of a two dimensional potential flow are u and v respectively, then \[\frac{\partial u}{\partial x}\] is equal to

A)  \[\frac{\partial v}{\partial x}\]                            

B)  \[-\frac{\partial v}{\partial x}\]

C)  \[\frac{\partial v}{\partial y}\]                            

D)  \[-\frac{\partial v}{\partial y}\]