Which one among the following figures correctly represents the ray diagram? (Consider the lens to be thin)

  1. A. Figure (a)
  2. B. Figure (b)
  3. C. Figure (c)
  4. D. Figure (d)

Correct Answer: A. Figure (a)

Explanation

A correct ray diagram for a thin convex lens follows standard rules: a ray parallel to the principal axis passes through the focus, and a ray through the optical center passes undeviated.

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