Question

Answer the following questions about electric bulb:

Name the material of its filament

Answer 1

1. An electric bulb is a device that produces light energy and heat energy when current is carried out through it.
2. A wire filament in an incandescent light bulb causes it to shine when electricity is delivered through it, producing electric light energy.
3. The filament is encased in a glass bulb with a vacuum or inert gas to prevent the oxidation of the filament.
4. Tungsten makes up the filament of the light bulb.
5. Due to its high melting point and lack of oxidation, tungsten is utilized in electric lamps.