Topic: UVA Uvb Uvc
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What are UVA UVB and UVC rays?
[the UV stands for ultra violet (radiation)] (Ultraviolet (UV) light is electromagnetic radiation with a wavelength shorter than that of visible light, but longer than soft X-rays. It is so named because the spectrum starts with wavelengths... Read More »
Source: http://answers.yahoo.com/question/index?qid=20071023133300AAufiWe
What is the difference between UVA, UVB and UVC?
The three types of UV radiation are classified according to their wavelength. They differ in their biological activity and the extent to which they can penetrate the skin. The shorter the wavelength, the more harmful the UV radiation. Howev... Read More »
Source: http://www.who.int/uv/faq/whatisuv/en/index2.html
What's the Difference Between UVA, UVB and UVC Rays?
The difference is only in the wavelength of light they produce. You need to do some research before you try to decide what kind of lamp is most suitable to your purpose. Read More »
Source: http://answers.yahoo.com/question/index?qid=20080426094201AAKc6gb
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UVA Uvb Uvc
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It is the measure of UV waves. A is Long wave, B is medium wave and C is short wave. Please see http://en.wikipedia.org/wiki/Ultraviolet for more info!
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Source: http://answers.yahoo.com/question/index?qid=20080210201255AAxZRiA
UVA is the ray from the sun that stays at the same strength throughout the year. It is also the ray that comes from tanning beds. UVB is the ray that is normally the strongest in the summer-time when the sun is closer to the earth.
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Source: http://answers.ask.com/Health/Other/what_are_uva_and_uvb_rays
Take the energy and divide it by the wavelength. Usually these energies are given in eV so multiply them by 1.6x10^-19 J/ev to get energy in joules. Wiki has all the data here http://en.wikipedia.org/wiki/Ultraviolet
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Source: http://answers.yahoo.com/question/index?qid=20071112212355AAHSee3
You need to use quartz glass, also known as fused quartz glass. This type of glass has good UV transmission, and is used in many types of devices such as spectrophotometers and other instruments that require UV transmission. It is more expe...
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Source: http://answers.yahoo.com/question/index?qid=20100712210128AAU0FEr
uva is the longer waves and uvb is a medium size wave with uvc as the shortest waves.
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Source: http://wiki.answers.com/Q/What_does_UVA_and_UVB_stand_for
The sun can be our biggest enemy. If you do not wear sunscreen and protective clothing, your face will be at risk for burns and even skin cancer. Learning how to protect your face from UVA and UVB sun rays is very important.
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Source: http://www.ehow.com/how_2034122_protect-face-sun.html
