Question

what is used in filaments of lamp.​

Answer 1

Answer:

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The filament in electric bulb is made from tungsten. Tungsten has a unique property that makes it glow(incandescent) when heated. Incandescent light bulbs use heat generated by the resistance of the filament to create light by something called black body radiation...

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Answer 2

Answer:

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Explanation:

The filament is the part of the light bulb that produces light. Filaments in incandescent light bulbs are made of tungsten. Whenever an electric current goes through the filament, the filament glows. ... To make the bulb produce more light, the filament is usually made of coils of fine wire, also known as the coiled