Light that falls on a surface can either be absorbed, transmitted or reflected, depending on the properties of the material involved. Reflection factors...
Mon, 27 Jun, 2016 at 4:27 PM
Refraction is the change of direction of a propagating wave or radiation on passing into a medium of different density (e.g. air - glass, glass- air). T...
Mon, 27 Jun, 2016 at 4:29 PM
Gas discharge in high-pressure discharge lamps is a highly critical process requiring exactly the right conditions for activation and continued running. Sw...
Mon, 27 Jun, 2016 at 4:30 PM