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Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-10

  • question_answer
    Researchers have developed Eco-friendly batteries which can be used in power plants or to store solar energy. These batteries are made up using which material

    A)  Carbon, Tin, Sodium

    B)  Wood, Tin, Carbon

    C)  Wood, Tin and Sodium

    D)  Sodium, carbon, Tin

    Correct Answer: C

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