What Is The Shear Rate At The Pipe Wall, In Case Of Laminar Flow Of Newtonian Fluids In A Pipe Of Diameter ‘D’ & Length ‘L’ Incurring A Pressure Drop ‘Δp’ With Average Velocity ‘Vavg’ ?

4 Vavg/D

8 Vavg/D

D Δp/4l

D Δp/8l

What Is The Shear Rate At The Pipe Wall, In Case Of Laminar Flow Of Newtonian Fluids In A Pipe Of Diameter ‘D’ & Length ‘L’ Incurring A Pressure Drop ‘Δp’ With Average Velocity ‘Vavg’ ?

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