Answer to Question #142984 in Other for Usman

Question #142984
In a stream of glycerine in motion, at a certain point the velocity gradient is 0.25 metre per sec per metre . The mass density of fluid is 1268.4 kg per cubic metre and kinematic viscosity is 6.30 x 10^-4 square metre per second. Calculate the shear stress at the point.
1
Expert's answer
2020-11-09T20:29:19-0500

By the Newton's Law of Viscosity

Kinematic viscosity is defined as the ratio between the dynamic viscosity and and density of fluid.


Substitute


Given

The shear stress at the point is



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