NCERT Exercise 9.1 — Q6 - Light — Reflection and Refraction
Question: Which of the following lenses would you prefer to use while reading small letters found in a dictionary?
Answer: The correct answer is option (c), which is a convex lens of focal length 5 cm. To read small letters clearly, we need a lens that acts as a magnifying glass, which must be a convex (converging) len...
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