why do we need to use switch in all the electric circuit? name two device that have inbuilt switch
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A switch is used to complete or break an electric circuit to use an electric appliance according our convenience. Some electrical gadgets that have switches built into them are electric lamps, cooler, washing machines, table fan, TV, radio, etc.
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we used switch in electric circuit to cut or on the power. the two devices are table fans and t.v
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