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To obtain a magnification of, -2 with a convex lens of focal length 10 cm, the object should be placed : (a) between 5 cm and 10 cm (h) between 10 cm and 20 cm (c) at 20 cm (d) beyond 20 cm |
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Answer» To obtain a magnification of, -2 with a convex lens of focal length 10 cm, the object should be placed : (a) between 5 cm and 10 cm (h) between 10 cm and 20 cm (c) at 20 cm (d) beyond 20 cm |
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