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The central fringe of the interference p...

The central fringe of the interference pattern produced by the light of wavelength 6000 Å is found to shift to the position of 4th dark fringe after a glass sheet of refractive index 1.5 is introduced. The thickness of glass sheet would be

A

`4.8 mu m`

B

`8.23 mu m`

C

`14.98 mu m`

D

`3.78 mu m`

Text Solution

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The correct Answer is:
A
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