NEET Physics Mirrors MCQ Question
A diagram depicts a concave mirror with parallel rays of light incident upon it. The rays converge at a point on the principal axis. What is this point called?
Principal focus
Pole
Centre of curvature
Vertex
Correct Answer
Detailed Explanation
In a concave mirror, parallel rays of light incident on the mirror converge at a point on the principal axis called the principal focus, as shown in the NCERT diagram for spherical mirrors.
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