Easy MCQ +4 / -1

In amplitude modulation, the parameter that is varied in accordance with the message signal is the:

  1. A frequency of the carrier
  2. B phase of the carrier
  3. C amplitude of the carrier Correct answer
  4. D wavelength of the carrier

Solution

AM varies the carrier amplitude; FM varies frequency; PM varies phase.

About this question

Subject: Physics · Chapter: Electronic Devices · Topic: Communication Systems

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