5 Questions
Which device uses a cathode-ray tube to display images?
Television set
What is the purpose of a cathode-ray tube in a television set?
To emit electron beams
What is the term used to describe electron beams emitted from the cathode?
Cathode ray
How is an image produced in color cathode-ray devices?
By controlling the intensity of each of three electron beams
What is another name for a cathode-ray tube on a television set?
Picture tube
Test your knowledge about cathode-ray tubes (CRTs) with this quiz! Learn about the functioning of electron guns, phosphorescent screens, and how images are displayed on CRTs. Explore their applications in television sets, computer monitors, and more.
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