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Question

The following spherical lenses not exhibiting dispersion is
(The radii of curvature of the surface of the lenses are as given in the diagrams)

A

a, b

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B

b,c

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C

c

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D

b, d

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Solution

The correct option is C c
A lens for which the radii of curvature for both the inner and outer surface are same, does not exhibit dispersion.hence correct option is option is C.

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