The normal stress is the same in all directions at a point in a fluid,

1.	The normal stress is the same in all directions at a point in a fluid, only when the fluid
A.	is at rest & has zero viscosity.
B.	is frictionless.
C.	fluid layer has no motion relative to an adjacent layer of fluid.
D.	is incompressible & frictionless.
Answer» E.

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The normal stress is the same in all directions at a point in a fluid, only when the fluid

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