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J & K CET Medical J & K - CET Medical Solved Paper-2013

  • question_answer
    A magnifying glass of focal length 5 cm is used to view an object by a person whose smallest distance of distinct vision is 25 cm. If he holds the glass close to eye, the magnification is

    A)  5     

    B)  6     

    C)  2.5   

    D)  3

    Correct Answer: B

    Solution :

     \[m=1+\frac{D}{f}\] Given, \[f=5\,cm,D=25\,cm\] \[\therefore \] \[m=1+\frac{25}{5}=6\]


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