Fluorescent Lamp 2


Fluorescent Lamp 2 : A tubular electric lamp that is coated on its inner surface with a phosphor and that contains mercury vapor whose bombardment by electrons from the cathode provides ultraviolet light which causes the phosphor to emit visible light either of a selected color or closely approximating daylight
No records Found
afaatim.com copyright © April 2016 Dr.K.R.Kamaal. All rights reserved