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The relative velocity between two layers...

The relative velocity between two layers of fluid, separated by 0.4 mm is `8 cm//s`. What will be the velocity gradient?

A

`20 s^-1`

B

`200s^-1`

C

`10s^-1`

D

`100s^-1`

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CHETANA PUBLICATION-MECHANICAL PROPERTIES OF FLUIDS-Exercise
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