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Q:

The electron gun is the main part of?

  • 1
    Cathode Ray Isoloscope
  • 2
    Transistor tester
  • 3
    Single Generator
  • 4
    All of the above
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Answer : 1. "Cathode Ray Isoloscope"
Explanation :

The most common use of electron guns is in cathode-ray tubes, which were widely used in computer and television monitors before the advent of flat screen displays. Most color cathode-ray tubes incorporate three electron guns, each one producing a different stream of electrons.

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