In Young’s double slit experiment, a mica slit of thickness t and refractive index μ is…

Physics · JEE Advanced · NTA ExamsOptics

In Young’s double slit experiment, a mica slit of thickness t and refractive index μ is introduced in the ray from the first source S1 . By how much distance the fringes pattern will be displaced
  1. \(\frac{d}{D}(\mu-1) t\)
  2. \(\frac{D}{d}(\mu-1) t\)
  3. \(\frac{d}{(\mu-1) D}\)
  4. \(\frac{D}{d}(\mu-1)\)

Answer

(B) D d ( -1) t

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