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Dispersion through Prisms

The rays of d...

Question

The rays of different colours fail to converge at a point after going through a converging lens. This defect is called :

A

spherical aberration

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B

distortion

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C

coma

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D

chromatic aberration

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Solution

The correct option is C chromatic aberration
By definition, chromatic aberration is the inability of a converging lens to converge rays of different colour at a point after passing through it.

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