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Double-convex lenses are to be manufactured …

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Double-convex lenses are to be manufactured from a glass of refractive index 1.55, with both faces of the same radius of curvature. What is the radius of curvature required if the focal length is to be 20cm?

    • Posted by Sachin Kumar 5 years, 11 months ago

    CBSE > Class 12 > Physics
    • 1 answers

    Ins-V16 Satayush Rai 5 years, 11 months ago

    Approx 22

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