Dimensionless quantity characterizing characterising the ratio of inertial forces to viscous forces and corresponding fluid flow regime:
| LaTeX Math Block | ||||
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{\rm Re} = \frac{{\rm Inertial} \ {\rm forces}}{{\rm Viscous} \ {\rm forces}} = \frac{vu \, L}{\nu} = \frac{\rho \, vu \, L}{\mu} |
where
| average cross-sectional flow velocity | ||||
| fluid density | ||||
| dynamic viscosity | ||||
| kinematic viscosity |
See also
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