Why do we consider Tungsten as a suitable material for making the filament of a bulb ?
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Explanation:
Tungsten is used for making filament of an electric bulb due to the following reasons: 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.
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Tungsten is consider as a suitable material for making the filament of a bulb because thin wire of tungsten has high resistance and high melting point. When current is passed through it, it becomes hot and emits light.
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