Multiple choice

Refractive index of glass is 1.5. Find the wavelength of a beam of light with a frequency of 1014 Hz in glass. Assume velocity of light is 3 × 108 m/s in vacuum.

  1. 3 $\mu$m
  2. 3 mm

  3. 2 $\mu$m
  4. 1 m

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation