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A fluid of viscosity 0,002 N-s /m2 and density 1000 kg/m3 flows with an average speed...

A fluid of viscosity 0,002 N-s /m2 and density 1000 kg/m3 flows with an average speed of 1 m/s in a 2 cm-diameter horizontal smooth pipe . Calculate

a)magnitude of shearing stress at the pipe wall.

b) shear stress velocity of flow

c) magnitude of pressure gradient to induce flow

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