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In Young's double slit experiment with a...

In Young's double slit experiment with a mono - chromatic light of wavelength `4000 A^(@)`, the fringe width is found to be 0.4 mm. When the slits are now illuminated with a light of wavelength `5000A^(@)` the fringe width will the

A

0.32 mm

B

0.5 mm

C

0.6 mm

D

0.8 mm

Text Solution

Verified by Experts

The correct Answer is:
B
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