Multiple Choice Questions on The focal length of the objective lens of a telescope is 50cm If the magnification of the telescope ........... for NDA Exam Preparation

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Multiple Choice Questions

The focal length of the objective lens of a telescope is 50cm If the magnification of the telescope ...........

General Science (NDA) Physics
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    The focal length of the objective lens of a telescope is 50cm. If the magnification of the telescope is 25, then the focal length of

    the eye-piece is

    12.5 cm

    Incorrect Answer

    5 cm

    Incorrect Answer

    2 cm

    Correct Answer

    10 cm

    Incorrect Answer
    Explanation:

    By: Munesh Kumari
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