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Why do the sun glasses (goggles) …

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Why do the sun glasses (goggles) which have curved surfaces, not have any power.

    • Posted by Nitesh Upadhyay 5 years, 4 months ago

    CBSE > Class 12 > Physics
    • 1 answers

    Yogita Ingle 5 years, 4 months ago

    Sunglasses do not have any power because both the surfaces of the glasses are equally curved.

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