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Question

The focal length of a bioconvaxe lens of refractiive index 1.5 is 0.06m. Radii of curvature are in the ratio 1:2. Then radii of curvature of two lens surfaces are

A
0.045m,0.09m
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B
0.09m,0.18m
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C
0.04cm,0.08cm
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D
0.06m,0.12m
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