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प्रश्न
A switch must be connected in the ______.
विकल्प
live wire
neutral wire
earth wire
either earth or neutral wire
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उत्तर
A switch must be connected in the live wire.
Explanation:
A switch must be connected in live wire, so that when it is in 'off' position, the circuit is incomplete and no current reaches the appliance through the live wire.
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