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SSC Sample Paper SSC CGL - Sample Paper-7

  • question_answer
    Which one of the following is the correct statement? If pieces of copper and germanium are cooled from room temperature to liquid nitrogen temperature, then the

    A)  Resistance of each increases

    B)  Resistance of each decreases

    C)  Resistance of copper decreases while that of germanium increases

    D)  Resistance of copper increases while that germanium decreases

    Correct Answer: C

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