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The Young's experiment is performed with...

The Young's experiment is performed with the lights of blue `(lambda=4360Å)` and green colour `(lambda=5460Å)`. If the distance of the 4th fringe from the centre is x, then

A

x (Blue) `=x`(Green)

B

x (Blue) `gt` x(Green)

C

x (Blue) `lt` x (Green)

D

`(x("Blue"))/(x("Green"))=5460/4360`

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The correct Answer is:
C
NA
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