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प्रश्न
Have a look at the posture of this woman who is reading a book and answer the questions which follow:
What kind of looking glasses she needs?
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उत्तर
Looking glasses with the concave lens are required here.
संबंधित प्रश्न
Name the defect of vision in a person:
whose far point is less than infinity
What is the other name for
myopia
Explain the terms ‘adaptation’ and ‘accommodation’ with reference to the eye.
A person cannot read newspaper placed nearer than 50 cm from his eyes. Name the defect of vision he is suffering from. Draw a ray diagram to illustrate this defect. List its two possible causes. Draw a ray diagram to show how this defect may be corrected using a lens of appropriate focal length.
Given below is a diagram depicting a defect of the human eye? Study the same and answer the question that follow :
Name the type of lens used to correct this eye defect.
Anuja cannot see the blackboard writing but she can see nearby things.
(a) What is the eye defect she is suffering from?
(b) State the possible reason for her defect.
(c) How is it corrected
In what two whys is a yellow spot different from the blind spot?
Give Reason:
Older people require glasses to read and write.
Choose the Odd One Out:
Name the following:
Two kinds of accomodations.
