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Monochromatic green light of wavelength `5 xx 10^(-7) m` illuminates a pair of slits 1 mm apart. The separation of bright lines on the interference pattern formed on a screen 2 m away is

A

`0.25` mm

B

`0.1 mm`

C

`1.0 mm`

D

`0.01mm`

Text Solution

Verified by Experts

The correct Answer is:
C
Separation of bright lines or fringe width
`beta=(Dlambda)/d=(5xx10^(-7)xx2)/10^(-3)=10^(-3)m=1.0mm`
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