J & K CET Engineering J and K - CET Engineering Solved Paper-2007

  • question_answer
    When boron is added as an impurity to silicon, the resulting material is

    A)  n-type semiconductor

    B)  n-type conductor

    C)  p -type conductor 

    D)  p -type semiconductor

    Correct Answer: D

    Solution :

    Boron is a trivalent impurity having three valence electrons. When it is introduced to pure silicon, then such type of semiconductors are called p-type or acceptor type semiconductors.


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