The image of an object, formed by a plano-convex lens at a distance of 8 m behind the lens, is real and is
one-third the size of the object. The wavelength of light inside the lens is 2/3 times the wavelength in free
space. The radius of the curved surface of the lens is
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15 because it doesent have more energy it always convert in a single particular length
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mai tumhe apne dil se jyada aur bahut pyar karta hu
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