Descriptive Questions

  1. What are the different circuit configurations and their specific fields of application?
  2. How will you estimate the number of stages while designing a multistage amplifier?
  3. Which method of interstage coupling is prefered in low level amplifiers and why?
  4. How will you adjust the gain of an amplifier?
  5. How will you adjust the frequency response of an amplifier?
  6. Explain the significance of negative feedback.
  7. What are the different methods of applying negative feedback?
  8. How will you ensure that the noise figure in an amplifier is nearer to unity?
  9. Briefly explain the requirements for audio preamplifiers. How are these requirements met?

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