WB JEE Medical WB JEE Medical Solved Paper-2010

  • question_answer
    If \[{{x}_{1}}\]be the size of the magnified image and. \[{{x}_{2}}\] the size of the diminished image in Lens Displacement Method, then the size of the object is

    A)  \[\sqrt{{{x}_{1}}{{x}_{2}}}\]                       

    B)  \[{{x}_{1}}{{x}_{2}}\]

    C)  \[x_{1}^{2}{{x}_{2}}\]                                  

    D)  \[{{x}_{1}}x_{2}^{2}\]

    Correct Answer: A

    Solution :

                     The size of the object in accordance with the Fresnels displacement law is given by \[\sqrt{{{x}_{1}}{{x}_{2}}}.\]


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