Multiple choice

In a TV system _________.

  1. picture is AM, sound is FM

  2. picture is FM, sound is AM

  3. picture and sound both are AM

  4. picture and sound both are FM
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

In standard analog television broadcasting, the video signal is transmitted using Amplitude Modulation (AM) to conserve bandwidth, while the audio signal is transmitted using Frequency Modulation (FM) to provide better noise immunity and high-fidelity sound.

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