BCECE Medical BCECE Medical Solved Papers-2014

  • question_answer
    For a common emitter circuit amplifier, the load resistance of the output circuit is 500 times the resistance of the input circuit. If \[\alpha =0.98\], then, current gain is

    A)  0.98   

    B)  50      

    C)  98       

    D)  49

    Correct Answer: D

    Solution :

    Given, \[\alpha =0.98\] \[\beta =\frac{\alpha }{1-\alpha }=\frac{0.98}{1-0.98}=49\]


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