The velocity of electromagnetic radiation in a medium of permittivity ϵ0 and permeability μ0 is given by The velocity of electromagnetic radiation in a medium of permittivity ϵ0 and permeability μ0 is given by August 20, 2020 Category: Chapter 28 - Electromagnetic Waves , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics , Facebook Messenger WhatsApp Share this:TwitterFacebook Related If ε0 and μ0 are respectively the electric permittivity and the magnetic permeability of free space and ε and μ the corresponding quantities in a medium, the refractive index of the medium isIf ϵ0 and μ0 are the permittivity and permeability of free space and ϵ and μ are the corresponding quantities for a medium, then refractive index of the medium is:An electromagnetic wave of frequency 5 GHz, is travelling in a medium whose relative electric permittivity and relative magnetic permeability both are 2. Its velocity in this medium is ......... × 10^7 m/s.