Question

What is the filament made up of?​

Answer 1

Answer:

TUNGSTEN

Explanation:

The filament of an electric bulb is made of tungsten because it has some amazing properties including the highest melting point (3422oC), lowest vapor pressure, and greatest tensile strength out of all the metals. Because of these It can reach high temperature before melting.

Answer 2

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FILAMENT IS MADE UP OF TUNGSTEN