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MHT CET202410 May 2024Morning ShiftPhysicsWave OpticsActual

In biprism experiment, if 5^ th bright band with wavelength ₁ coincides with 6^ th dark band with wavelength ₂ then the ratio ( ₁ / ₂ ) is

Options

  1. A7 9
  2. B10 11
  3. C11 10
  4. D9 7

Correct answer

C. 11 10

Step-by-step solution

aligned & Given: y₅=y₆^ & ( n D d )₅= [ (2 n -1) D 2 ~d ]₆ & 5 ₁ D d = 11 ₂ D 2 ~d aligned ₁ ₂ = 11 10

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