Manipal Medical Manipal Medical Solved Paper-2011

  • question_answer
    In the case of constant a and P of a transistor

    A)  \[\alpha \beta =1\]          

    B)  \[\beta >1,\alpha >1\]

    C)  \[\alpha =\beta \]           

    D)  \[\beta <1,\alpha >1\]

    Correct Answer: B

    Solution :

     In case of transistor, constant \[\alpha \]is current gain in common-base configuration and constant P is current gain in common-emitter configuration.  Also\[\alpha \]is always less than 1 while\[\beta \]is always greater than 1.


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