AIIMS AIIMS Solved Paper-2001

  • question_answer
    The electrical conductivity of semi-conductors:        

    A)  decrease with temperature                     

    B)  increase with temperature                     

    C)  remain constant on heating                    

    D)  none of the above                         

    Correct Answer: B

    Solution :

    The electrical conductivity of semi-conductors, increase with increase in temperature. At absolute zero \[(-{{273}^{o}}C)\] they are perfect insulators.


You need to login to perform this action.
You will be redirected in 3 sec spinner