Question

Figures (a), (b), (c) and (d) respectively correspond to

(A) The short-sighted eye, the correction of long-sightedness, the long-sighted eye and  the correction of short-sightedness 

(B) The short-sighted eye, the correction of short-sightedness, the Iong-sighted eye and the correction of long-sightedness 

(C) The long-sighted eye, the correction of shortsightedness, the short-sighted eye and the correction of long-sighted

(D) None of these.

Answer 1

Correct option  (B) The short-sighted eye, the correction of short-sightedness, the Iong-sighted eye and the correction of long-sightedness  

Explanation:

ln short-sighted eye, image is formed in front of retina. To correct it, a concave lens of suitable focal length is used. ln long-sighted eye, image is formed behind retina. To correct it, a convex lens of suitable focal length is used.