The velocity potential function in a two dimensional flow fluid is given by \[\phi ={{x}^{2}}-{{y}^{2}}.\] The magnitude of velocity at the point (1, 1) as:

"Initial movement of moving parts

The velocity potential function in a two dimensional flow fluid is giv

1.	The velocity potential function in a two dimensional flow fluid is given by \[\phi ={{x}^{2}}-{{y}^{2}}.\] The magnitude of velocity at the point (1, 1) as:
A.	2
B.	4
C.	"Initial movement of moving parts
D.	\[4\,\sqrt{2}\]
Answer» D. \[4\,\sqrt{2}\]

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The velocity potential function in a two dimensional flow fluid is given by \[\phi ={{x}^{2}}-{{y}^{2}}.\] The magnitude of velocity at the point (1, 1) as:

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