1. Tardigrade
  2. Question
  3. Physics
  4. Blue light of wavelength 480 nanometers is most strongly reflected off a thin film of oil on a glass slide when viewed near normal incidence. Assuming that the index of refraction of the oil is 1.2 and that of the glass is 1.6, what is the minimum thickness of the oil film in nm (other than zero)?

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Q. Blue light of wavelength $480$ nanometers is most strongly reflected off a thin film of oil on a glass slide when viewed near normal incidence. Assuming that the index of refraction of the oil is $1.2$ and that of the glass is $1.6$, what is the minimum thickness of the oil film in nm (other than zero)?

Wave Optics

Solution:

Correct answer is '200'

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