JCECE Medical JCECE Medical Solved Paper-2014

  • question_answer
    Choose the correct statement.

    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 becames superconductor                    

    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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