Electronic Circuits Analysis Lab Rules
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Questions and Answers

What is the primary function of a class A power amplifier?

  • To convert AC to DC power
  • To amplify digital signals
  • To provide high fidelity audio amplification (correct)
  • To regulate power distribution in electronic circuits

    • What is a characteristic of class A power amplifiers?

  • They are primarily used in power distribution systems
  • They do not require heat sinks
  • They operate only with digital signals
  • They have low efficiency (correct)

    • Why are class A power amplifiers less efficient compared to other classes?

  • They have limited frequency response
  • They are more prone to overheating
  • They constantly draw current, even when there is no input signal (correct)
  • They require complex circuitry

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