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JEE Main & Advanced Physics Semiconducting Devices Question Bank Semiconductors

  • question_answer
    If ne and vd be the number of electrons and drift velocity in a semiconductor. When the temperature is increased [Pb. CET 2000]

    A)            ne increases and vd decreases                                          

    B)            ne decreases and vd increases                                          

    C)            Both ne and vd increases         

    D)            Both ne and vd decreases

    Correct Answer: A

    Solution :

               Because \[{{v}_{d}}=\frac{i}{({{n}_{e}})eA}\]


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