By Tube lights I assume you mean fluorescent lamps.
Fluorescent lamps create ultraviolet radiation that causes the phosphor(white) coating to glow visibly.
Older lights may hum at 60 HZ(60 times per second), new lights vibrate much too quickly for you to hear.
There is a small electric field around the lamp, but it should be of no concern.
There are some chemicals in the lamp itself to avoid if it breaks, but you shouldn't worry about that.
2006-09-19 05:45:26
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answer #1
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answered by WheeeeWhaaaaa 4
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By tube lights I assume you are talking about fluorescent lights which are used in many commercial establishments and can be used at home in the kitchen or bath. They emit fluorescent light ,if they are scratched they can emit ultraviolet light. When their lighter is bad they can emit a sound. When they flash they can effect a person with migraines,schizophrenia, or hyperactivity. All light travels in rays and is called radiation. Sound also travels in rays, but a different kind.If tube lights are broken they can give off mercury.
2006-09-19 13:13:12
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answer #2
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answered by science teacher 7
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What do you mean by "tube lights"? That will make some difference in the answer . . .
If you have ANY source of visible light, that source is emitting electromagnetic radiation in the visible range of the spectrum.
To make what our bodies interpret as sound, the object must make vibrations in the air -- the frequency of these vibrations is what the ear interprets as sound. So the source of light must also be vibrating (perhaps a filament, or a loose electrode or contact) to make an audible sound.
Are you thinking of one of those chemiluminescent "light sticks" -- the "Cyalume" sticks that you can buy? In that case, yes for electromagnetic radiation, no for sound.
2006-09-19 12:52:09
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answer #3
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answered by Dave_Stark 7
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An incandescent lamp turns its electric power completely into heat. Even the visible light it gives off is actually thermal radiation. A fluorescent lamp tries not to produce heat--the light it produces is non-thermal (it doesn't involve hot materials). While a fluorescent lamp is only partly successful at not producing heat, it's still several times more energy efficient than an incandescent lamps--fluorescents produces several times as much illumination for the same amount of electric power. This statement is true both in summer and winter, although fluorescent bulbs lose some of their energy efficiencies in very cold or very hot weather. Fluorescent lamps work best at temperatures between about 15° C and 40° C.
this site is the best for you will give you info about any kinda halogen bulbs or tube lights
2006-09-19 12:50:41
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answer #4
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answered by Anonymous
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Fluorescent tubes emit uv radiation which is changed to visible light by the fluorescent coating inside the bulb. They need a step-up transformer to supply about 800 volts, and transformers hum at 50 or 60 cycles, depending on the generator's frequency.
2006-09-19 12:45:57
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answer #5
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answered by Anonymous
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yes tube light emit radiations which is due to photoelectric effect.in this phenomenon electrons are excited by heat,light etc. and they start emitting radiations
2006-09-20 07:48:18
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answer #6
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answered by kosar q 1
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Sound yes, radiations do not know.
2006-09-19 12:46:10
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answer #7
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answered by suchsi 5
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