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BVP Medical BVP Medical Solved Paper-2001

  • question_answer
    The focal length of the objective and eye piece of a telescope are respectively 200 cm and 5 cm. The maximum magnifying power of telescope will be :

    A)  40                                         

    B)  48

    C)  80                                         

    D)  20

    Correct Answer: B

    Solution :

    Magnifying power is maximum if the final image is formed at a distance of distinct vision D =25 cm then \[M=\frac{D+fe}{Dfe}\times fo\] \[=\frac{25+5}{25\times 5}\times 200=48\]


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