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JEE Main & Advanced Physics Ray Optics Question Bank Microscope and Telescope

  • question_answer
    Least distance of distinct vision is 25 cm. Magnifying power of simple microscope of focal length 5 cm is [EAMCET (Engg.) 1995; Pb. PMT 1999]

    A)            1 / 5                                         

    B)            5

    C)            1 / 6                                         

    D)            6

    Correct Answer: D

    Solution :

                       In general, the simple microscope is used with image at D, hence            \[m=1+\frac{D}{f}=1+\frac{25}{5}=6\]


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