Alfvén number
= Alfvén number
{c}
{title2=$A$}
An Alfvén number is the ratio of a flow speed to the corresponding Alfvén speed. For a poloidal flow parallel to a poloidal magnetic field, $A^2=\mu_0\rho u_p^2/B_p^2$.
= Alfvén number
{c}
{title2=$A$}
An Alfvén number is the ratio of a flow speed to the corresponding Alfvén speed. For a poloidal flow parallel to a poloidal magnetic field, $A^2=\mu_0\rho u_p^2/B_p^2$.