If `mu` is the permeability and `epsilon` is the permittivity then `(1)/(sqrt(mu epsilon))` is equal to

If mu is the permeability and in is the permittivity then (1)/(sqrt(mu in)) is equal to

If mu is the permeability and in is the permittivity then (1)/(sqrt(mu in)) is equal to

If mu_(0) be the permeability and epsilon_(0) be the permittivity of a medium, then its refractive index is given by

If mu_(0) be the permeability and epsilon_(0) be the permittivity of a medium, then its refractive index is given by

The dimensions of permittivity epsilon_(0) are