Exemplar - Radius of curvature — task. Physics CBSE Live product, Class 10 (2026-27).

Choose the best answer for the given question from the options.

Rays from Sun converge at a point \(15\ cm\) in front of a concave mirror. Where should an object be placed so that size of its image is equal to the size of the object?

\(15\ cm\) in front of the mirror
more than \(30\ cm\) in front of the mirror
between \(15\ cm\) and \(30\ cm\) in front of the mirror
\(30\ cm\) in front of the mirror

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3. Exemplar - Radius of curvature

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