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Wave Optics
Question
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In Young's double slit experiment, intensity at a point is (1/4) of the maximum intensity. Angular position of this point is
  • sin-1 (λ/d)
  • sin-1 (λ/2d)
  • sin-1 (λ/3d)
  • sin-1 (λ/4d)

Answer

C.

sin-1 (λ/3d)

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