CBSE Class 12-science Answered
What causes the phenomenon of dispersion?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
There is dispersion because each colour has its own characteristic wavelength (
).

From Cauchy’s Formula we know that the refractive index of a material depends on wavelength of light.

Answered by | 04 Jun, 2014, 03:23: PM
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