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A narrow beam of white light enters slab...

A narrow beam of white light enters slab having parallel faces.

A

The light inside the slab is white,

B

The light inside the slab is split into different colours,

C

The emergent beam is white,

D

The light never splits in different colours.

Text Solution

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The correct Answer is:
B, C
On passing through a slab having parallel faces light inside the slab is split into different colours, but the emergent beam is white.
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