Find the thickness of a plate which will produce a change in optical path equal to half the wavelength λ of the light passing through it normally. The refractive index of the plate is μ.
Simran Bhatia , 11 Years ago
Grade 11
1 Answers
Aditi Chauhan
Sol. Let, t = thickness of the plate
Given, optical path difference = (μ – 1)t = λ/2
⇒ t = λ/2(μ – 1)
Last Activity: 11 Years ago
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