Why does an electric bulb get hot if it is switched on for a while?
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Answered by
27
Because The electrical energy changes into heat energy.
Answered by
43
Because when we flow Electricity to the bulb it passes through the filament of the Bulb when it gets hotter it lights up. When we light the bulb the filament produces heat energy and light energy. Due to heat energy the bulb get hot.
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