What is the function of an electric bulb?
It is a device that produces visible light from electricity. There is a filament wire in the bulb which is heated to a high temperature by an electric current passing through it and the bulb glows.
What is the function of an electric bulb?
It is a device that produces visible light from electricity. There is a filament wire in the bulb which is heated to a high temperature by an electric current passing through it and the bulb glows.