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EcE 301- Research Seminar I Paul M. CabacunganGermicidal Lamp Salvador P. Granada, Jr.

Ultraviolet (UV) light is electromagnetic radiation with a wavelength shorter than that of visible light, but longer than soft X-rays.

Name Wavelength range in nanometres

UVA, long wave, or black light 400 nm - 320 nm

UVB or medium wave 320 nm - 280 nm

UVC, short wave, or germicidal Below 280 nm

v = f λ

ATENEO DE MANILA UNIVERSITYATENEO DE MANILA UNIVERSITY

EcE 301- Research Seminar I Paul M. CabacunganGermicidal Lamp Salvador P. Granada, Jr.

Black lights cause white objects to glow in the dark. 

ATENEO DE MANILA UNIVERSITYATENEO DE MANILA UNIVERSITY

EcE 301- Research Seminar I Paul M. CabacunganGermicidal Lamp Salvador P. Granada, Jr.

ATENEO DE MANILA UNIVERSITY

ATENEO DE MANILA UNIVERSITYATENEO DE MANILA UNIVERSITY

EcE 301- Research Seminar I Paul M. CabacunganGermicidal Lamp Salvador P. Granada, Jr.

The ballast, starter switch and fluorescent bulb are all wired together in a simple circuit.

ATENEO DE MANILA UNIVERSITYATENEO DE MANILA UNIVERSITY

EcE 301- Research Seminar I Paul M. CabacunganGermicidal Lamp Salvador P. Granada, Jr.

ATENEO DE MANILA UNIVERSITYATENEO DE MANILA UNIVERSITY

EcE 301- Research Seminar I Paul M. CabacunganGermicidal Lamp Salvador P. Granada, Jr.

Sources:

http://en.wikipedia.org/wiki/Ultraviolet“WaterTechHow Stuff Works