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In a Young's double slit experiment, the intensities at two points, for the path difference 4 and 3 ( being the wavelength of light used) are I₁ and I₂ respectively. If I₀ denotes the intensity produced by each one of the individual slits, then I ₁+ I ₂ I ₀ =

Options

  1. A3
  2. B5
  3. C7
  4. D10

Correct answer

A. 3

Step-by-step solution

Resultant intensity in Young's double slit experiment I =4 I ₀ ^2 ( 2 ) For path difference 4 phase difference, = 2 4 = 4 I ₁=4 I ₀ ^2 ( 4 )=2 I ₀ For path difference 3 I₂=4 I₀ ^2 ( 2 3 )=I₀ I ₁+ I ₂ I ₀ =3

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