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A ray of light enters a rectangular glas...

A ray of light enters a rectangular glass slab of refractive index `sqrt(3)` at an angle of incidence `60^(@)`. It travels a distance of 5cm inside the slab and emerges out of the slab. The perpendicular distance between the incident and the emergent rays is

A

`5sqrt(3) cm`

B

`5/2 cm`

C

`5sqrt((3)/(2))`

D

`5 cm`

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The correct Answer is:
B
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