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AP EAMCET202522 May 2025Evening ShiftPhysicsWave OpticsActual

In Young's double slit experiment, the wavelength of monochromatic light is increased by 20 % and the distance between the two slits is decreased by 25 % . If the initial fringe width is 0.3 mm, then the final fringe width is

Options

  1. A0.72 mm
  2. B0.60 mm
  3. C0.16 ~mm
  4. D0.48 ~mm

Correct answer

D. 0.48 ~mm

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