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Physics · May / June 2026 · Paper 11 · Question 26

5054Thin lenses

An object of height 5.0 cm is placed 2.0 cm from a converging (convex) lens which is being used as a magnifying glass. The image produced is 6.0 cm from the lens and has height 15.0 cm. [Diagram: ray diagram with object at 2 cm, image at 6 cm, axes in cm, converging lens at 0] What is the focal length of the lens?

  1. A2.0 cm
  2. B3.0 cm
  3. C4.0 cm
  4. D6.0 cm

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Correct answer: B. 3.0 cm

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