Determine the vapor velocity inside a horizontal knockout drum for the following three systems:

$\backslash$table$[[,$System,System$],[,$System,,$],[,$a$,$b$,$c$],[{}_V(l\frac{b}{f}{t}^3),0\mathrm{.}03,0\mathrm{.}04,0\mathrm{.}05],[{}_L(l\frac{b}{f}{t}^3),64\mathrm{.}0,64\mathrm{.}5,50\mathrm{.}0],[$Vapor viscosity $($centipoise$),0\mathrm{.}01,0\mathrm{.}02,0\mathrm{.}01],[$Particle diameter $(m),300,400,350]]$