In a three-dimensional incompressible flow, the velocity component in the X and Y directions are u = 2x2 + z2 + 6 and v = y2 + 2z2 + 7. What is the velocity component in the z-direction ?

In a three-dimensional incompressible flow, the velocity component in

1.	In a three-dimensional incompressible flow, the velocity component in the X and Y directions are u = 2x2 + z2 + 6 and v = y2 + 2z2 + 7. What is the velocity component in the z-direction ?
A.	2xz + 2yz + f(x, y)
B.	2xz + 4yz + f(x, y)
C.	4xz + 2yz + f(x, y)
D.	- 4xz - 2yz + f(x, y)
Answer» E.

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In a three-dimensional incompressible flow, the velocity component in the X and Y directions are u = 2x2 + z2 + 6 and v = y2 + 2z2 + 7. What is the velocity component in the z-direction ?

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