1) Make a note on electric bulb
2) Make a note on Electric Heather
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Make a note on electric bulb
2) Make a note on Electric Heather
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1) The incandescent light bulb turns electricity into light by sending the electric current through a thin wire is filament. Electrical filament are made up mostly of tungsten metal. The resistance of the filaments heats the bulb. Eventually the filaments gets so hot that it glows, producing light.
2) An electric heater is an electrical device that converts an electric current into heater. The heating elements inside every electric heater is an electrical resistor, and works on the principle of joule heating : an electric current passing through a resistor will convert that electrical energy into heat energy.
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