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In the arrangement shown in figure, z(1)...

In the arrangement shown in figure, `z_(1)` and `z_(2)` are two screens. Line PO is the bisector line of `s_(1)s_(2)` and `s_(3)s_(4),s_(1)` is removed, resultant intensity at O due to slits `s_(1)` and `s_(2)` is l. now `z_(1)` is placed. For different values of y given in column-I match the resultant intensity at O given in column -II.

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