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MODEL PAPER 2025 — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceMODEL PAPER 20251 Mark
Question
Assertion (A): A convex mirror always forms an image behind it and the image formed is virtual.
Reason (R): According to the sign convention, the focal length of a convex mirror is positive.
✓

Answer

Both A and R are true, and R is not the correct explanation of A

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