The ratio of amplitude of magnetic field to the amplitude of electric field for an electromagnetic wave propagating in vacuum is equal to:
reciprocal of speed of light in vacuum
the ratio of magnetic permeability to the electric susceptibility of vacuum
unity
the speed of light in vacuum
Option 1)
reciprocal of speed of light in vacuum
This option is correct.
Option 2)
the ratio of magnetic permeability to the electric susceptibility of vacuum
This option is incorrect.
Option 3)
unity
This option is incorrect.
Option 4)
the speed of light in vacuum
This option is incorrect.