are put in contact to form a combination of lenses. The power in diopters of the combination is

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A convex lens and a concave lens, each having same focal length of 25 cm, are put in contact to form a combination of lenses. The power in diopters of the combination is
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Aug
A convex lens and a concave lens, each having same focal length of 25 cm, are put in contact to form a combination of lenses. The power in diopters of the combination is A convex lens and a concave lens are put in contact to form a combination of lenses. The power in diopters of [...]
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Tags: A convex lens and a concave lens , are put in contact to form a combination of lenses. The power in diopters of the combination is , each having same focal length of 25 cm ,