Viscous diffusion time
= Viscous diffusion time
{title2=$L^2/\nu$}
Momentum diffuses across a distance $L$ in the characteristic time $L^2/\nu$, where $\nu$ is the <kinematic viscosity>.
= Viscous diffusion time
{title2=$L^2/\nu$}
Momentum diffuses across a distance $L$ in the characteristic time $L^2/\nu$, where $\nu$ is the <kinematic viscosity>.