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MHT CET202312 May 2023Morning ShiftPhysicsWave OpticsActual

In two separate setups for Biprism experiment using same wavelength, fringes of equal width are obtained. If ratio of slit separation is 2: 3 then the ratio of the distance between the slit and screen in the two setups is

Options

  1. A2: 3
  2. B1: 2
  3. C4: 9
  4. D9: 4

Correct answer

A. 2: 3

Step-by-step solution

Fringe width, W= D d For constant W and , D d D ₁ D ₂ = d ₁ ~d ₂ = 2 3

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