Question

Why is tungsten used almost exclusively for the filament of the electric heater?

Answer 1

The melting point and of Tungsten is an alloy which has very high melting point and very high resistivity so does not burn easily at a high temperature.   Hope it helps Mark me as brainliest Thanks..

Answer 2

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The melting point and resistivity of tungsten are very high. It does not burn very easy at a high temperature. The electric lamps glow at very high temperatures. Hence, tungsten is mainly used as heating element of electric bulbs.

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