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Physics
Chromatic aberration in the formation of images by a lens arises because
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Q. Chromatic aberration in the formation of images by a lens arises because
UP CPMT
UP CPMT 2011
Ray Optics and Optical Instruments
A
of non-paraxial rays
B
the radii of curvature of the two sides are not same
C
of the defect in grinding
D
the focal length varies with wavelength
Solution:
Correct answer is (d) the focal length varies with wavelength