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See all →- Which type of lens is used to correct myopia (short-sightedness)? Answer: C. Concave lens Answer: (C) Concave lens In myopia the image forms in front of the retina. A concave (diverging) lens moves it back... 1
- Which type of mirror is used as a rear-view mirror in vehicles? Answer: A. Convex mirror Answer: (A) Convex mirror A convex mirror always forms an erect, diminished image and gives a wider field of view,... 1