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An object is placed 3cm in front of a convex mirror whose focal length is 12cm where is the image formed and what is it's nature

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  1. U=-3
    F=12
    1/v+1/u=1/f
    1/v=1/3+1/12
    1/v=2+1/6
    1/v=1/3
    V=3

    M=-v/u
    =-3/-3
    =0

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