The refractive index of a medium of absolute permittivity (ε) and absolute permeability (µ) with respect to vacuum is:
A. \(\sqrt{\frac{\mu}{\mu_{0} \varepsilon_{0}}}\)
B. \(\frac{\mu_{0} \varepsilon_{0}}{\mu \varepsilon}\)
C. \(\sqrt{\frac{\mu \varepsilon}{\mu_{0} \varepsilon_{0}}}\)
D. \(\frac{1}{\sqrt{\mu_{0} \varepsilon_{0}}}\)
Answer:C
The refractive index of a medium of absolute permittivity (ε) and absolute permeability (µ) with respect to vacuum is:
A. \(\sqrt{\frac{\mu}{\mu_{0} \varepsilon_{0}}}\) B. \(\frac{\mu_{0} \varepsilon_{0}}{\mu \varepsilon}\) C. \(\sqrt{\frac{\mu \varepsilon}{\mu_{0} \varepsilon_{0}}}\) D. \(\frac{1}{\sqrt{\mu_{0} \varepsilon_{0}}}\)