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A concave mirror and a convex …

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A concave mirror and a convex lens held separately in water. What changes if any do you expect in the focal length of either?

    • Posted by Garima Dhami 5 years, 10 months ago

    CBSE > Class 12 > Physics
    • 1 answers

    Riya Rana 5 years, 10 months ago

    The focal lenght of mirror does not change with the change in the medium nut there is a change in the focal lenght of lens (it decreases).

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