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Question

Parabolic mirrors are substituted for spherical mirrors to correct spherical aberrations because

A
parabolic mirrors create sharp, clear images that lack the blurriness which is common to those images produced by spherical mirrors.
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B
parabolic mirrors create blurred images which are common to those images produced by spherical mirrors.
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C
spherical mirrors create sharp, clear images that lack the blurriness which is common to those images produced by parabolic mirrors.
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D
None of these
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Solution

The correct option is A parabolic mirrors create sharp, clear images that lack the blurriness which is common to those images produced by spherical mirrors.
Parabolic mirrors are substituted for spherical mirrors to correct spherical aberrations because parabolic mirrors create sharp, clear images that lock the blurriness which is common to those images produced by spherical mirrors.

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