Write applications of convex lens and concave lens
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The two applications of a convex lens are:-
(i) It is used as an objective lens in a telescope, camera, slide projector etc.
(ii) With its short focal length it is also used as a magnifying glass.
The two applications of a concave lens are;-
(i) A person suffering from nearsightedness or myopia wears spectacles having concave lens.
(ii) A concave lens is used as eye lens in a Galilean telescope to obtain an erect final image of the object.
Explanation:
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