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JAMB Physics 1984 Question 5

Question 5

Lenses and Optical Instruments

For correcting long sight defects in the human eye we require a

  1. A.converging lens
  2. B.diverging lens
  3. C.microscope
  4. D.periscope
  5. E.plain glass sheet.
Show the answer and explanation

Answer: A (converging lens)

Explanation

A long-sighted eye focuses near objects behind the retina; a converging lens adds the extra bending needed.