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ICSE Class 10 Physics 2019 Paper

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An object is placed at a distance of 24cm24\,\mathrm{cm} in front of a convex lens of focal length 8cm8\,\mathrm{cm}.
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Question : 46 of 74
Marks: +1, -0
Calculate the magnification of the image.
Solution:  
\because Magnification (m)=  vu(m)=\;\frac{v}{u}
    m=  1224=  12\therefore \;\; m=\;\frac{12}{-24}=\;\frac{-1}{2}
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