Question

Why is a long and thin tungsten filament used in a bulb

Answer 1

First of all tungsten is a metal. We use Tungsten in the filament of bulbs because, it is durable(property by which metals are drawn into wires), and is very hard or rigid. Another advantage of using tungsten is thatt when we heat it, a white flame is produced which gives us light. Thus , tungsten is used to make the filament of bulbs.


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Answer 2

there is a long and thin tungsten filament used in a bulb because the melting capacity of the tungsten is high which is fused when it is so hotter than it melting capacity. It also produce light