write two special characters sketch for the wire needed for making the filament of an electric bulb
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It has high melting point
It has high resistant
It has high resistant
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special characters sketch for the wire needed for making the filament of an electric bulb are -
- the wire should have a high melting point
- the wire should have high resistance
- and high tensile strength
due to these characteristics tungsten is used as the filament in bulbs as it fulfill every requirement.
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