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Per NCERT, where is the PRINCIPAL FOCUS of a CONVEX mirror — relative to the mirror?
ABEHIND the mirror — rays parallel to the principal axis appear to DIVERGE from this point after reflection
BIn front of the mirror
COn the mirror surface
DFar in front at infinity
Answer & Solution
Correct answer: A. BEHIND the mirror — rays parallel to the principal axis appear to DIVERGE from this point after reflection
Per NCERT §9.2, convex mirror's F is behind the mirror (virtual focus). Concave mirror's F is in front (real).
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