alleryStart learning →The mid point (geometric centre) of a spherical mirror is called its
Apole
Bfocus
Cvertex
Drim
Answer & Solution
Correct answer: A. pole
1. A spherical mirror is a slice of a large sphere.
2. Its geometric mid point, lying on the surface, is the pole (P).
3. The focus and centre of curvature sit on the axis, not at the surface mid point.
_Source: AP/TS SCERT Class 10 Physical Science, "Reflection of Light at Curved Surfaces"_
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