Physics
Grade-10
Easy
Question
A person with normal eyes is holding a book at a distance of 20 cm from her eyes and trying to read it. Which of the following is not true about the state of the person?
- She experiences stress in her eyes
- She will be able to read the text in the book clearly
- The text in the book would appear hazy to her
- Her eyes will not feel comfortable
Hint:
The near point of a normal eye is 25cm.
The correct answer is: She will be able to read the text in the book clearly
The correct option is b)She will be able to read the text in the book clearly.
The near point of eye is 25 cm. As the person is holding the book closer than the near point he/she will not see it clearly. The will feel stress in her eyes. 25cm is for a normal eye.
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