Question

A child while playing with his father‟s spectacles burnt a hole in a piece of paper by focusing a small image of the sun on it. (i) What defect of vision his father is suffering from? (ii) Write two causes for this defect? (iii) Draw a ray diagram to show image formation by the defective eye? (iv) Draw a ray diagram showing corrected eye using proper lens.

Answer 1

(i) he is suffering from hypermetropia
(ii) due to increased in focal length and decrease in eye ball
(iii)and (iv)

Answer 2

Answer is in the attachment...........