AIIMS AIIMS Solved Paper-2005

  • question_answer
    The voltage gain of the following amplifier is:

    A) 10                          

    B)       100                        

    C)       1000                      

    D)       9.9

    Correct Answer: B

    Solution :

    Voltage gain of the given operational amplifier is defined as ratio of output voltage to input voltage. \[2E=\frac{2\sigma }{2{{\varepsilon }_{0}}}=\frac{\sigma }{{{\varepsilon }_{0}}}V/m\] From ohms law \[Ic\], where i is current, R is resistance. \[I{{c}^{2}}\]   \[I/c\]


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