Question: ( 2 0 points ) Given incompressible, steady flow, where the velocity component is u = ( - x 2 + y 2 ) ,

(20 points) Given incompressible, steady flow, where the velocity
component is u=(-x2+y2),v=2xy.
(1) Is the flow physically possible? Why? If yes, find the stream
function.
(2) Is the flow irrotational? Why? If yes, find the potential
function.
(3) Find the expression of the total acceleration.
( 2 0 points ) Given incompressible, steady flow,

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