Question

A student sitting at the back bench in a class has difficulty in reading .What could be his defect of vision? Draw ray diagram to illustrate the image formation of the blackboard when he is seated at the back and front seat State two possible causes of this defect explain the method of correction this defect with the help of ray diagram

Answer 1

The defet of his vision is the student is suffring from hypermetromia when he is suffering when he is sitting on first desk and miuopa when he is on last desk