Question

name the material used for making filament of a incandescent bulb.give reason.​

Answer 1

Hope it helps you.........

Answer 2

• The filament used in the bulb is tungsten.
• It is a rare metal extracted from the ores of wolframite ands scheelite.
• It is a lustrous and silvery white metal.
• Tungsten has the highest melting point.
• 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