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A person can read a book clearly only if he holds it at an arm's length from him. Name the defect of vision: (a) if the person is an old man (b) if the person is a young man

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Question

A person can read a book clearly only if he holds it at an arm's length from him. Name the defect of vision:

  1. if the person is an old man
  2. if the person is a young man
Very Short Answer
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Solution

  1. Presbyopia
  2. Hypermetropia
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Chapter 3: The Human Eyes And The Colorful World - Exercise 2 [Page 161]

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Lakhmir Singh Physics Part 1 [English] Class 10
Chapter 3 The Human Eyes And The Colorful World
Exercise 2 | Q 51. | Page 161

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