The incandescent light bulb turns electricity into light by sending the electric current through a thin wire called a filament. A light bulb that produces more light and less heat is more efficient. Except for heat lamps, the heat is considered waste. Light bulbs convert electricity into light and heat. electric arc lamp, the earliest kind, now rare except in big searchlights.light-emitting diode - previously only used for low-power places, they are now able to be used as light bulbs in the house.Compact fluorescent lights (or CFLs) are now replacing incandescent light bulbs in the house ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |