MCQ
Electromagnetic radiation of frequency $n,$ wavelength $\lambda $, travelling with velocity $v$ in air, enters a glass slab of refractive index $\mu $. The frequency, wavelength and velocity of light in the glass slab will be respectively
- A$\frac{n}{\mu }\,,\,\frac{\lambda }{\mu },\,\frac{v}{\mu }$
- ✓$n,\frac{\lambda }{\mu },\frac{v}{\mu }$
- C$n\,,\,\lambda \,,\,\frac{{\rm{v}}}{\mu }$
- D$\frac{n}{\mu }\,,\,\,$$\frac{\lambda }{\mu }\,,\,v$
