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प्रश्न
The diagram below shows a dual control switch circuit connected to a bulb.
(i) Copy the diagram and complete it so that the bulb is switched ON.
(ii) Out of A and B which one is the live wire and which one is the neutral wire ?
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उत्तर
(i) 
(ii) A is live wire
B is neutral wire
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संबंधित प्रश्न
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Why is the switch put in the live wire?
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