JEE Main & Advanced Physics Semiconducting Devices Question Bank Semiconductors

  • question_answer
    Choose the correct statement                                                                   [DCE 2004]

    A)            When we heat a semiconductor its resistance increases

    B)            When we heat a semiconductor its resistance decreases

    C)            When we cool a semiconductor to 0 K then it becomes super conductor

    D)            Resistance of a semiconductor is independent of temperature

    Correct Answer: B

    Solution :

               With rise in temperature, conductivity of semiconductor increases while resistance decreases.


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