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My favourite sport essay in Marathi |
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Answer» e people, in old age, suffer from myopia (mearsightedness) as WELL as hypermetropia (FARSIGHTEDNESS). (2) Myopia is corrected using a concave lens of APPROPRIATE power. Hypermetropia is corrected enhriae using a convex lens of appropriate power. THEREFORE, they need a BIFOCAL lens. |
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