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Newtonian fluid

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This is an old revision of this page, as edited by Cutler (talk | contribs) at 21:48, 18 February 2004 (see also - Poiseuille's law). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

A Newtonian fluid is a fluid in which shear stress is proportional to the velocity gradient, perpendicular to the plane of shear. The constant of proportionality is known as the viscosity.

The motion of Newtonian fluids is described by the Navier-Stokes equations.

See also: Non-Newtonian fluid | Poiseuille's law | Viscosity

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