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In the doble slit experiment the fringe ...

In the doble slit experiment the fringe width with light of wave length `lambda` is 0.150 mm. What is the minimum width of each slit so that the interference pattern is visible ?

A

`0.150 xx lambda mm`

B

`0.150//lambda mm`

C

0.150 mm

D

`(1//0.150) mm`.

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