A FLUORESCENT TUBE

Asked by vk1994 | 15th Aug, 2008, 12:34: PM

Expert Answer:

Ffluorescent tube is a  uses electricity to excite mercury vapor. The excited mercury atoms produce short-wave ultraviolet light that then causes a phosphor to fluoresce, producing visible light.

Answered by  | 15th Aug, 2008, 05:03: PM

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