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Question 20228
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Ray Optics: Magnification — Lens MCQ

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Magnification — LensEasyQuestion 20228

Question

Transverse magnification for a lens is:
  1. A
    v/u
    Correct
  2. B
    u/v
  3. C
    −v/u
  4. D
    f/(f−u)

Correct answer

v/u

Explanation

For a lens: m = v/u (positive sign, unlike mirrors). If m > 0 → erect image; if m < 0 → inverted. m > 1 → magnified; m < 1 → diminished.

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