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Electric Bulb and Electric Fuse

Filament of a...

Question

Filament of a bulb is made up of:

A

Aluminum

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B

Tungsten

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C

Copper

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D

Iron

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Solution

The correct option is A
Tungsten

Filament of a bulb is made up of tungsten. Tungsten can become white hot and emit white light for a long time.

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