Define the filament of the bulb?
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Hello mate (◠‿・)—☆
The metal resistance wire inside the bulb which converts electrical energy to heat and light. It helps the bulb to glow.
Explanation about filament :
- It has a high melting point.
- It is made up of coil of fine wire or coiled coil.
- It has a low vapour pressure.
- It has a high resistivity.
- It has low temperature coefficient of resistance etc.
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