Question

Which material used as filament of bulb and why?

Answer 1

Pure tungsten. Because of these properties it is the most commonly used material for light bulb filaments.

Answer 2

Pure 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

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