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Question: Answered & Verified by Expert
In frequency modulation
PhysicsCommunication SystemVITEEEVITEEE 2022
Options:
  • A the amplitude of modulated wave varies as frequency of carrier wave
  • B the frequency of modulated wave varies as amplitude of modulating wave
  • C the amplitude of modulated wave varies as frequency of carrier wave
  • D the frequency of modulated wave varies as frequency of modulating wave
Solution:
2958 Upvotes Verified Answer
The correct answer is: the frequency of modulated wave varies as amplitude of modulating wave
The process of changing the frequency of a carrier wave (modulated wave) in accordance with the audio frequency signal (modulating wave) is known as frequency modulation (FM).

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