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AIIMS AIIMS Solved Paper-2011

  • question_answer
    Which one of the following noble gases is used in miners cap lamps?

    A)  Helium                                

    B)  Neon   

    C)  Argon                  

    D)         Krypton

    Correct Answer: D

    Solution :

    Krypton is the inert gas which is used in miners cap lamps.


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