Question: A flow field has ( u ) = U R [ x i + z j + ( y - z ) k ] ,

A flow field has (u)=UR[xi+zj+(y-z)k], where U and R are constant velocity and length scales, respectively. Is there any value of the constant for which the flow is irrotational?
A flow field has ( u ) = U R [ x i + z j + ( y -

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