Question: The shear stress at the pipe wall () when an incompressible fluid flows through a pipe under pressure depends on the following parameters: pipe diameter

The shear stress at the pipe wall () when an incompressible fluid flows through a pipe under pressure depends on the following parameters: pipe diameter (D), flow velocity (v), and viscosity () and density () of the fluid. Roughness (k). Use dimensional analysis to find an expression for (). Use (, v , D) as a repeating variables

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