What is the purpose of using an electric switch? Name some electrical gadgets that have switches built into them.
What is the purpose of using an electric switch? Name some electrical gadgets that have switches built into them.
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A switch is a simple device that either breaks the circuit or completes it. The switches used in lighting of electric bulbs and other devices in homes work on the same principle. In radio, TV, mobiles, torch and electric toys have in built switches.
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