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Question
A thin wire that emits light in a bulb is known as _____.
Options:
A .  insulator
B .  filament
C .  reflector
D .  refractor
Answer: Option B
:
B
The thin wire that emitslight is known as the filament of the bulb. It is generally made up of tungsten. When current passes through it, it heats up and glows.
A Thin Wire That Emits light In A Bulb Is Known As _____.
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