Science, asked by samarthnarang07, 10 months ago

Why an electric bulb glows when it is switched on.

Answers

Answered by alokranjan96

Answer:

because when current passes through it produces light in visible band.

Answered by rzakhan

Answer:

because when electricity is passed through filament of bulb (made of mainly tungsten) it produces heat and light due to very high resistance of tungesten

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