•how is light produced in an electrical circuit? •into what form of energy was the light energy transformed into several minutes when you turned off the flashlight?
pls,i need a serious answer po thank u in advanced !!
The three main categories of electric lights are incandescent lamps, which produce light by a filament heated white-hot by electric current, gas-discharge lamps, which produce light by means of an electric arc through a gas, such as fluorescent lamps, and LED lamps, which produce light by a flow of electrons across a band gap in a semiconductors
