# Changes between Version 12 and Version 13 of WikiStart

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Timestamp:
Sep 14, 2016, 2:16:06 PM (4 years ago)
Comment:

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 v12 == 2.4 Definition of the relevant non-dimensional numbers == Flow Reynolds number across the obstruction, $Re = uh/\nu$. Flow Reynolds number across the obstruction, $Re = Uh/\nu$. Internal composite Froude number across the obstruction, $Fr = U/(g'h)^{1/2}$, $g' = g(\Delta\rho)/\rho_0$.