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Hello..okay so man-made light cast different colors, so what is the respective color of incandescent light and fluorescent light?

2007-11-18 03:46:30 · 4 answers · asked by TJ 1 in Science & Mathematics Physics

I have a take home test on color and lighting. The question is this....Manmade lights cast different colors of light. name three types of lights and their respective color. So I know a halogen light is suppose to be like sunlight, and sunlight is also known as white light...so a halogen bulb would be considered white....what about incandescent and fluorescent?

2007-11-18 03:59:55 · update #1

4 answers

White light, all the colors put together.

The primary colors of light are red, green, and blue.
Red and green make yellow.
Red and blue make magenta.
Green and blue make cyan.

Magenta, yellow, and cyan are the primary colors of pigments (paint). They work by the pigments taking absorbing certain colors and reflecting others.

In other words a magenta paint absorbs all colors except magenta, or red and blue. If you mix it with yellow paint, which absorbs all colors except yellow, or red and green, they will show red because working together they absorb all colors except red.

2007-11-18 03:55:15 · answer #1 · answered by Trekky0623 5 · 0 1

Incandescent light is made by a filament of a bulb being heated till it glows white hot. It gives a spectrum of light toward the red end of the spectrum.
Fluorescent light is caused when ultraviolet strikes a material that glows in ultraviolet light. It causes a spectrum closer to the violet end of the spectrum.
Colored glass acts as a filter and only allows one color to go through.
They make makeup mirrors that give all 3 types of lights, incandescent, fluorescent, and sunlight.
An object is the color that it reflects, so if the light source has more of that color it will reflect more.

2007-11-18 17:22:29 · answer #2 · answered by science teacher 7 · 0 0

Incandescent light is the color of normal light bulbs which is bright white. It is produce by flowing electricity through a thin filament. The filament gets white hot but does not burn because it is inside a vacuum sealed bulb. Fluorescent light appears bright white also. It is really ultraviolet light, but a phosphor fluoresces it making it visible.

2007-11-18 11:59:16 · answer #3 · answered by Igthomque 3 · 0 0

It depends. There are "full spectrum" bulbs available in both incandescent and fluorescent bulbs. Grow lights produce different colors than "normal" lights. The spectrum of light emitted depends on the source. Fluorescents are mostly based on mercury Hg vapor so you are starting with the emission of Hg atoms. Some street lights operate on Na vapor so they have different emission wavelengths than Hg. Incandescent bulbs operate with W filaments that are heated "white" hot. LEDs come in different types which each emit different colors: red, green, and blue. I hope this helps.

2007-11-18 12:02:03 · answer #4 · answered by Gary H 7 · 0 0

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