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mb.pejvak October 3, 2012 22:29

different Re number
Hi every one.
Does any one know physical meaning of the these definition of Re:

Retheta= ru*theta*U0/mu theta: momentum thickness

Rev= ru*y^2*S/mu S: absolute value of tha strain rate

I want to know what these definitions show in the fluid flow and in different regimes.

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