Q. Find the power of a convex lens if the image formed is at a distance of 25 cm from the lens when the object is placed on the other side of the lens at 12 cm from the optical centre?
A) 12.33 diopters
B) -4.33 diopters
C) 4.33 diopters
D) -12.33 diopters
✔ Correct Answer: 12.33 diopters
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