Multiple Choice Questions on With reference to Luhman 16 consider following statements Luhman 16 is a binary star system It ........... for UPSC Civil Services Examination (General Studies) Preparation

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Multiple Choice Questions

With reference to Luhman 16 consider following statements Luhman 16 is a binary star system It ...........

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    With reference to Luhman 16, consider following statements 

    1. Luhman 16 is a binary star system.
    2. It is a brown-dwarf system in the southern constellation Vela.
    3. It is the second closest system to the Sun after Alpha Centauri.

    Select the correct statement.

    1&2 only

    Correct Answer

    2&3 only

    Incorrect Answer

    1&3 only

    Incorrect Answer

    All of the above

    Incorrect Answer
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    Explanation:
    • Luhman 16 is a binary star system.
    • This pair of brown dwarfs referred to as Luhman 16A and Luhman 16B orbit each other, casting a dim light.
    • They are at a distance of about 6.5 light years from the Sun. 
    • It is the third closest system to the Sun after Alpha Centauri and Barnard’s star. Hence statement 3rd is incorrect.

    By: Shubham Tiwari
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