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प्रश्न
In which wire in a A.C. housing circuit is the switch introduced to operate the lights?
उत्तर
Switches are introduced in the live wire to switch off an electrical appliance. Switches connect an electrical appliance with the live wire. If it is switched off, there will be no danger of an electric shock.
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संबंधित प्रश्न
What happens to the resistance of the circuit during a short circuit?
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