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In Young's double slit experiment, the f...

In Young's double slit experiment, the fringe width is found to be 0.4 mm. If the whole apparatus is immersed in water of refractive index , without disturbing the geometrical arrangement, the new fringe width will be .....

A

`0.3` mm

B

`0.4` mm

C

`0.53` mm

D

`450 mu m`

Text Solution

Verified by Experts

The correct Answer is:
A
`beta=(beta)/(mu)=(0.4)/((4)/(3))=0.3 mm`
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