Multiple choice general knowledge science & technology

FM

  1. First Modulation

  2. Feather Module

  3. Frequency Modulation

  4. Feather Modulation
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

FM stands for Frequency Modulation, a method of encoding information in a carrier wave by varying its frequency. Option C is correct. Options A, B, and D are incorrect - 'First Modulation' and 'Feather Modulation/Module' are not standard telecommunications terms.

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