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Manipal Medical Manipal Medical Solved Paper-2009

  • question_answer
    If\[{{I}_{1}}\]and\[{{I}_{2}}\]be the size of the images respectively for the two positions of lens in the displacement method, then the size of the object is given by

    A)  \[\frac{{{I}_{1}}}{{{I}_{2}}}\]

    B)  \[I\times {{I}_{2}}\]

    C)  \[\sqrt{{{I}_{1}}\times {{I}_{2}}}\]

    D)  \[\sqrt{\frac{{{I}_{1}}}{{{I}_{2}}}}\]

    Correct Answer: C

    Solution :

    \[\frac{{{I}_{1}}}{O}=\frac{v}{u}\] \[\Rightarrow \] \[\frac{{{I}_{2}}}{O}=\frac{u}{v}\] \[\therefore \] \[{{O}_{2}}={{I}_{1}}{{I}_{2}}\]


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