A monochromatic light beam of frequency enters glass whose refractive index is

PHYSICS · Single correct · CBSE · Physics · Light — Reflection and Refraction · Light — Reflection and Refraction

Problem

A monochromatic light beam of frequency

5\times10^{14}\,\text{Hz}

enters glass whose refractive index is

1.5

. The wavelength of the beam inside the glass is (a)

9.0\times10^{-7}\,\text{m}

(b)

2.7\times10^{-7}\,\text{m}

(c)

4.0\times10^{-7}\,\text{m}

(d)

6.0\times10^{-7}\,\text{m}