Sagot :
Answer:
CRT or Cathode-ray tube
A cathode-ray tube is a vacuum tube containing one or more electron guns, the beams of which are manipulated to display images on a phosphorescent screen. The images may represent electrical waveforms, pictures, radar targets, or other phenomena. A CRT on a television set is commonly called a picture tube.
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Answer:
Cathode Ray Tube (CRT) is a type of cathode
(2) (Cathode Ray Tube) A vacuum tube used in a computer monitor or television as a display screen. Phosphors, which emit light when struck by electrons, are coated on the viewing end of the tube. CRT was once a common term for a computer display terminal.