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प्रश्न
How will you identify live wire and neutral wire in a domestic electric circuit?
लघु उत्तर
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उत्तर
- By using a tester (neon tester), we can identify the live wires and neutral wires.
- Connect a tester to the wire. If the tester bulb glows, the wire is the live wire.
- After connecting the tester to the wire, if the tester bulb does not glow, the wire is the neutral wire.
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