What is the purpose of an operational amplifier (op-amp) in AC circuits?

Practice Questions

Q1
What is the purpose of an operational amplifier (op-amp) in AC circuits?
  1. To convert AC to DC
  2. To amplify AC signals
  3. To filter out noise
  4. To rectify AC signals

Questions & Step-by-Step Solutions

What is the purpose of an operational amplifier (op-amp) in AC circuits?
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