Question

Why is tungsten used in electriç bulb ?

Answer 1

tungsten has some amazing properties including the highest melting point (3695 K), lowest vapor pressure, and greatest tensile strength out of all the metals.Because of these properties it is the most commonly used material for light bulb filaments.

Answer 2

Because Tungsten has high resistance.....It keeps the energy inside it for a longer time and resists it to escape quickly and thus providing light and heat....