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+2 votes
9.1k views
in Physics by (51.7k points)
(a) What kind of defect in vision is she suffering from?
(b) What is the focal length of the corrective lens?
(c) What is the nature of the corrective lens?

1 Answer

+2 votes
by (266k points)
edited by
 
Best answer

(a) Myopia

(b) f=1/(-4.5)=-2/9m

      =-0.22m

(c) Concave lens

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