BCECE Medical BCECE Medical Solved Papers-2011

  • question_answer
    What is the voltage gain in a common emitter amplifier, when input resistance is \[3\,\,\Omega \]. and load resistance is \[24\,\,\Omega \]. with \[\beta =60\]?

    A)  480  

    B)  2.4  

    C)  4.8

    D)  8.4

    Correct Answer: A

    Solution :

    \[{{A}_{V}}=\beta \times \frac{{{R}_{2}}}{{{R}_{1}}}=60\times \frac{24}{3}=480\]


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