Question

why do tungsten is used in filament?​

Answer 1

Tungsten is used for making filament of an electric bulb due to the following reasons: Being an alloy it has a very high melting point. It has very high resistivity so it does not burn easily at room temperature. The lamp glows at high temperatures.

Answer 2

$\huge\frak{Answer:-}$

Tungsten is mainly used to make the filament of an electric bulb cuz of the reasons mentioned below :-

~Being an alloy it has a very high melting point.

~It has very high resistivity so it does not burn easily at room temperature.

~The lamp glows at high temperatures.