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In a certain double slit experimental ar...

In a certain double slit experimental arrangement interference fringes of width `1.0mm` each are observed when light of wavelength `5000Å` is used. Keeping the set up unaltered, if the source is replaced by another source of wavelength `6000Å`, the fringe width will be

A

`0.5 mm`

B

`1.0 mm`

C

`1.2 mm`

D

`1.5 mm`

Text Solution

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The correct Answer is:
C
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