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NEET Sample Paper NEET Sample Test Paper-12

  • question_answer
    Four lenses of focal length +15 cm, +20 cm, +150 cm and +250 cm are available for making an astronomical telescope. To produce the largest magnification, the focal length of the eye-piece should be

    A)  +15 cm                       

    B)  +20 cm

    C)  +150 cm                     

    D)  +250 cm

    Correct Answer: A

    Solution :

     For largest magnification focal length of eye lens should be least.


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