Question

A narrow beam of white light slab having parallel faces.
A. The light inside the slab is white,
B. The light inside the slab is spit into different colours,
C. The emergent beam is white,
D. The light never splits in different colours.

Answer 1

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