Question

A student has difficulty reading the blackboard while sitting in the last row. What could be the defect the child is suffering from? How can it be corrected?

Answer 1

The student is suffering from myopia or short sightedness. In this defect only the objects near to the eye can be seen clearly , the far objects cannot be seen clearly. This eye defect can be rectified by using concave lens of appropriate focal length.

Answer 2

Answer:

The student is suffering from myopia.This defect can be corrected by using a concave lens of appropriate power