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Question: Answered & Verified by Expert
If a message signal of frequency fm is amplitude modulated with a carrier signal of frequency fc and radiated through an antenna, the wavelength of the corresponding signal in air is
PhysicsCommunication SystemJEE MainJEE Main 2021 (25 Feb Shift 2)
Options:
  • A cfc-fm
  • B cfm
  • C cfc
  • D cfc+fm
Solution:
2692 Upvotes Verified Answer
The correct answer is: cfc
Given frequency of massage signal =fm frequency of carrier signal =fc
the wavelength of the corresponding signal in air is λ=cfc

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