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In a YDSE setup interference fringes are...

In a YDSE setup interference fringes are obtained by sodium light of wavelength `5890Å`. On screen the fringes have an angular width `0.20^(@)`. Now the wavelength of light is changed and it is found that fringe width increases by 10%, the new wavelength of incident light is :

A

`5896Å`

B

`7321Å`

C

`6300Å`

D

`6479Å`

Text Solution

Verified by Experts

The correct Answer is:
C
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