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Indian Navy Pilot The Human Eye and the Colourful World — practice questions

Explore 1 free The Human Eye and the Colourful World questions in Indian Navy Pilot Science. Open each question or exercise to read its content, reference answers and available explanation.

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The Human Eye and the Colourful World questions and exercises with answers

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The least distance of distinct vision for a young adult is approximately:Read the answer and worked solution →

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The least distance of distinct vision for a young adult is approximately:

  1. 25 cm
  2. 50 cm
  3. 10 cm
  4. 100 cm
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Correct answer: A. 25 cm

1. The near point of a normal young adult is about 25 cm. 2. Objects held closer cannot be focused sharply because the lens cannot increase curvature further. 3. This 25 cm distance is the least distance of distinct vision. _Source: syllabus Science, Ch 10 "The Human Eye and the Colourful World", §10.1.1_

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