A monochromatic light of frequency travels in medium whose refractive index is .

PHYSICS · Multi-part · A Level · Physics · Waves · Waves

Problem

A monochromatic light of frequency

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

travels in medium

X

whose refractive index is

1.6

. (i) Determine its wavelength in medium

X

. (ii) The same light now enters medium

Y

where its wavelength is found to be

500\,\text{nm}

. Calculate the refractive index of medium

Y