What kind of light bulb has a tungsten filament?
- Correct Answer: incandescent
- sodium
- fluorescent
- translucent
Explanation: An incandescent light bulb like the one pictured in the Figure below produces visible light by incandescence. Incandescence occurs when something gets so hot that it glows. An incandescent light bulb contains a thin wire filament made of tungsten. When electric current passes through the filament, it gets extremely hot and emits light.
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