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Analog electronics circuits miscellaneous

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Analog Electronic Circuits

Analog electronics circuits miscellaneous
  1. Calculate Av for the circuit given below:


    1. – 10
    2. 10
    3. 13.46
    4. – 13.46
Correct Option: A

Since non-inverting terminal is at ground potential. Thus due to virtual ground VA = 0 V. It means there will be no current in 60 kΩ.

so, Av =
V0
= –
400
= – 10
Vi40


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