Physics, asked by didi90, 11 months ago

Two identical glass refractive index of the glass 1.5 equiconvex lenses of focal length f are kept in contact the space between to lenses is filled with water refractive index of water is 1.33 focal length of the combination is​

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Answered by hallojacob
7

Answer:3f/4

Explanation: the combination of water lens act as a concave lens

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