Question: The velocity potential for a certain inviscid flow field is = - ( 1 0 x ^ 2 y - y ^ 3 ) where

The velocity potential for a certain inviscid flow field is
=-(10x^2 y-y^3)
where has the units of ft^2/s when x and y are in feet.
Determine the pressure difference (in psi)between the points (1,2)and (6,6),where the coordinates are in feet, if the fluid is water and elevation changes are negligible.
p1-p2=? psi

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