In a Young's double slit experiment the ...

In a Young's double slit experiment the intensity at a point where tha path difference is `(lamda)/(6)` (`lamda` being the wavelength of light used) is I. If `I_0` denotes the maximum intensity, `(I)/(I_0)` is equal to

`1/2`

`sqrt3/2`

`1/sqrt2`

`3/4`

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