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Focal length of cancave lens 10cm …

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Focal length of cancave lens 10cm obj.of height 3mm placed on principle axis.find out position,magnification, when distance of obj.from optical centre.1)5cm 2)10cm 3)20cm 4)infinite

    • Posted by Akanksha Roy 6 years, 4 months ago

    CBSE > Class 12 > Physics
    • 0 answers
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