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Answer: When we switch on an electric bulb, electric energy is converted into light energy and heat energy. This happens because of heating effect of electric current. The filament becomes red hot due to heating effect and starts emitting light.
Explanation:
Answer:
When an electric light bulb is turned on, electric energy is transformed into heat and light energy.
Explanation:
Because of how electric current heats things up, this occurs. As a result of the heating action, the filament turns red hot and begins to produce light.