If `epsilon_(0)` and `mu_(0)` are, respectively, the electric permittivity and magnetic permeability of free space, `epsilon` and `mu` the corresponding quantities in a medium, the index of refraction of the medium in terms of the above parameters is `"________________"`.

Options

A. `sqrt((epsilon_(o)mu)/(epsilonmu_(0)))`
B. `sqrt(epsilon/epsilon_(o))`
C. `sqrt((epsilon_(o)H_(o))/(epsilonmu))`
D. `sqrt((epsilonmu)/(epsilon_(o)mu_(o)))`

Answer

D