NEET Sample Paper NEET Sample Test Paper-1

  • question_answer 32) A semiconductors is damaged by a strong current, due to:

    A)  lack of free electrons

    B)  decrease in electrons

    C)  excess of electrons

    D)  cither (A) and (B)

    Correct Answer: A

    Solution :

    When the strong current passes through a semi-conductor, it heats up the cyrstal and covalent bonds are broken. Hence number of free electron will increase and it behaves like a conductor.

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