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A student sitting at the back of the classroom cannot read clearly the letters written on the blackboard. What advice will a doctor give to her? Draw ray diagram for the correction of this defect.
Answers (1)
Ans.
Myopia - short sightedness.
In myopia, a person can see nearby objects clearly but cannot see distant objects clearly.
The doctor advices a concave lens of suitable power to bring the image back onto the retina. This is shown as follows:
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