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

  • question_answer
    The minimum magnifying power of a telescope is M, If the focal length of its eye lens is halved, the magnifying power will become                                                     [MP PMT/PET 1998]

    A)            M / 2                                       

    B)            2 M

    C)            3 M                                          

    D)            4 M

    Correct Answer: B

    Solution :

               \[m\propto \frac{1}{{{f}_{e}}}\]


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