The wire having a black plastic covering is a

live wire

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neutral wire

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earth wire

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none of these

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Solution

The correct option is B neutral wire
During wiring in our houses, we use the traditional concept of using red colour wire as live, black as neutral and green for earth. These colour codes are used to distinguish between live, neutral and earth. which is a standard way of colours coding for electric connections.
Option B

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Similar questions

Most of the electricity-carrying wires along the roads do not have a plastic covering like the wires used at homes. Why?

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