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CGP EDU Academic Team
Published on: August 21, 2026
A small candle 2.5 cm in size is placed 27 cm in front of concave mirror of radius of curvature 36 cm. At what distance from the mirror should a screen be placed in order to obtain a sharp image?
Text Solution
Verified by ExpertsThe correct answer is:
A
Using the relation, 
The negative sign shows that the image is formed in front of the mirror, i.e., on the side of the object itself. Thus, the screen must be placed at a distance of 54 cm in front of the mirror.
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