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The negative electrode is the cathode. Cathode rays are called that because they originated from the cathode (negative) and moved toward the anode (positive).

2006-10-10 13:39:51 · answer #1 · answered by physandchemteach 7 · 1 0

The cathode ray tube (CRT) is a vacuum tube containing an electron gun (a source of electrons) and a fluorescent demonstrate, with inner or exterior ability to enhance up and deflect the electron beam, used to create pictures in the form of sunshine emitted from the fluorescent demonstrate. the image would signify electric waveforms (oscilloscope), pictures (television, laptop video demonstrate), radar goals and others. shade CRTs have 3 separate electron weapons (shadow mask) or electron weapons that share some electrodes for all 3 beams (Sony Trinitron, and authorized variations) The CRT makes use of an evacuated glass envelope this is extensive-unfold, deep, heavy, and somewhat fragile. demonstrate technologies with out those risks, which includes flat plasma monitors, liquid crystal reflects, DLP, OLED reflects have replaced CRTs in many applications and have become extra and extra easy as fees decline. An exception to the common bowl-formed CRT may be the flat CRTs[a million][2] used by Sony of their Watchman sequence (the FD-210 became presented in 1982). between the final flat-CRT fashions became the FD-3c7a4f1689e6e7db5f13e5967fc950170A. The CRT in those units became flat with the electron gun located extra or less at ideal angles below the demonstrate floor for that reason requiring state-of-the-artwork electronics to create an undistorted image loose from outcomes which includes keystoning.

2016-12-26 15:38:45 · answer #2 · answered by ? 3 · 0 0

it's called the anode... the positive is the cathode

2006-10-10 13:25:48 · answer #3 · answered by The Cheminator 5 · 1 0

Hi. It's the anode. In a CRT it is usually a perforated screen inside the front.

2006-10-10 13:25:41 · answer #4 · answered by Cirric 7 · 1 0

It is an anode or cathode.

2006-10-10 13:30:15 · answer #5 · answered by bballgirl90 2 · 1 0

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