sir/mam my question is that why is the white light split into a spectrum only when it passes through a prism and not a glass slab?

Asked by  | 17th Jan, 2012, 10:41: PM

Expert Answer:

a glass slab can be treated as combination of two inverted prisms. so the light recombines in the second prism after dispersion in the first.

Answered by  | 18th Jan, 2012, 10:04: AM

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