how does an electric bulb glow ?
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11
Explanation:
The filament of a electric bulb glows because of the heating effect of electric current. As the current passes through the bulb it heats the filament which gives off light.
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5
Answer:
The light bulb has a tungsten filament as the light emitting media. Electricity flows through a thin tungsten wire in the light bulb called the filament. As a result of this resistance, the filament heats up and starts glowing, converting electrical energy to light energy.
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