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AP EAMCET202522 May 2025Evening ShiftPhysicsRay OpticsActual

Images of same size are formed by a convex lens when an object is placed either at 20 cm or 10 cm distance from the lens. The focal length of the lens is

Options

  1. A12 cm
  2. B40 cm
  3. C18 cm
  4. D15 cm

Correct answer

D. 15 cm

Step-by-step solution

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