Question

Why is the tungsten used almost exclusively for
the filament of electric lamps?​

Answer 1

Answer:

The temperature of the electric lamps is extremely high. Hence, tungsten is mainly used as the heating element of electric bulbs. Tungsten has a very high melting point and very high resistivity so does not burn easily at a high temperature.

Answer 2

The temperature of the electric lamps is extremely high. Hence, tungsten is mainly used as the heating element of electric bulbs. Tungsten has a very high melting point and very high resistivity so does not burn easily at a high temperature.