+1 vote
in JEE by kratos

The figure shows a schematic diagram showing the arrangement of Young’* Double slit Experiment

If the distance d is varied, then identify the correct statement

(a) The angular width does not change

(b) The fringe width changes in inverse proportion

(c) The positions of all maxima change

(d) The positions of all minima change

1 Answer

+5 votes
by kratos
 
Best answer

Correct option: (b, d)

Explanation:

  • Angular fringe width = λ/d, which depends on d.
  • Position of central maxima *** unchanged.
  • Position of minima changes.
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