When an object is placed at a distance of 15 cm from a concave mirror, its image is formed at 10 cm in front of the mirror.

When an object is placed at a distance of 15 cm from a concave mirror, its image is formed at 10 cm in front of the mirror. Calculate the focal length of the mirror.

Monjur Alahi

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2025-01-04 04:42

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