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In the diagram shown above n(1), n(2) an...


In the diagram shown above `n_(1), n_(2)` and `n_(3)` are refractive indices of the media 1, 2 and 3 respectively. Which one of the following is true in this case ?

A

`n_(1) = n_(2)`

B

`n_(1) gt n_(2)`

C

`n_(2) gt n_(3)`

D

`n_(3) gt n_(1)`

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