Question

When a pencil of white light is incident on a prism,one gets different colours due to dispersion. This dispersion is because
A. The refractive index of a material is a constant
B. The velocity of light in a medium depends on the wavelength of light
C. The velocity of light in a medium depends on the frequency of light
D. The refractive index depends on the angle of the prism.​

Answer 1

Answer is -

B. The velocity of light in a medium depends on the wavelength of light.

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Answer 2

Answer:

B. The velocity of light in a medium depends on the wavelength of light.

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Explanation:

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