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PHY 104 Reflection and Refraction of Light Objective Question

Question

What is spherical aberration, as described on page 20 of the document?
Options
A The bending of light when it passes from one medium to another.
B The phenomenon where parallel rays striking a spherical mirror do not all converge at exactly the same place if the curvature of the mirror is large.
Correct Answer
C The magnification of an image produced by a spherical mirror.
D The reflection of light from a rough surface.
Correct Answer

Option B is the correct answer.

Detailed Explanation

Page 20 states: 'Parallel rays striking a spherical mirror do not all converge at exactly the same place if the curvature of the mirror is large; this is called spherical aberration.'

Hint

It relates to the imperfect focusing of parallel rays by a spherical mirror.

Question Info