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The intensity at the maximum in a Young'...

The intensity at the maximum in a Young's double slit experiment is `I_0`. Distance between two slits is `d=5lambda`, where `lambda` is the wavelength of light used in the experiement. What will be the intensity in front of one of the slits on the screen placed at a distance `D=10d`?

A

`3/4I_(0)`

B

`(I_(0))/2`

C

`(I_(0))`

D

`(I_(0))/4`

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The correct Answer is:
B

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