WHAT IS A BULB?

The metal used to make the filament glows when it becomes hot, and thus we have light Because it is so very thin, it heats up really fast, so when we flick the

Light bulb Figure 1 An incandescent light bulb A light bulb is an energy conversion device that converts electrical energy into light Modern incandescent

what is gondor a fixture with 5000 lumens For instance, a 60 watt bulb is equivalent to 800 lumens of light, a 40 watt bulb is equivalent to 450 lumens and so

what is idfa Most of the electric current flowing through the light bulb is used for agitating the atoms This generates heat energy, but only a small