Question: a) A flow has a velocity field given by U V xy yx Compute the rate-of-strain tensor, and evaluate it at the point (2,-5)

a) A flow has a velocity field given by U V xy yx Compute the rate-of-strain tensor, and evaluate it at the

a) A flow has a velocity field given by U V xy yx Compute the rate-of-strain tensor, and evaluate it at the point (2,-5) b) Another flow in a channel has a stress tensor given by X y -x y Calculate the stress vector on a fluid particle at the point (2,-5) on the bottom wall.

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