Question

why 2 metals are used to make figament of bulb

Answer 1

Tungsten is used as the filament in incandescent light bulbs because it has the highest melting point of any metal (greater than 3400 deg. Celsius) and the higher the temperature, the greater the efficiency and whiter the light.

Answer 2

Answer:

because tungsten metal has the high melting point and high resistivity so, it does not break easily

Explanation: thanks mark as brienliest ans friend