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The maximum intensity in Young’s double ...

The maximum intensity in Young’s double slit experiment is `I_0`.Distance between the slits is `d=2lambda`,where `lambda` is the wavelength of monochromatic light used in experiment. What will be the intensity of light in front of one of the slits on a screen at a distance D = 6 d?

A

(A) `I_0/2`

B

(B) `3/4I_0`

C

(C) `I_0`

D

(D) `I_0/4`

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