CEE Kerala Engineering CEE Kerala Engineering Solved Paper-2005

  • question_answer
    A transistor connected at common-emitter mode contains load resistance of\[5\,k\,\Omega ,\]and an input resistance of\[1\,k\,\Omega \]. If the input peak voltage is 5 mV and the current gain is 50, find the voltage gain:

    A)  250                       

    B)         500

    C)  125                       

    D)         50

    E)  75

    Correct Answer: A

    Solution :

    Voltage gain\[=\frac{{{R}_{out}}}{{{R}_{in}}}\times \beta \] \[=\frac{5}{1}\times 50\] \[=250\]


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