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In a domestic circuit, the wire with red insulation is the:
ALoop wire
BLink wire
CLive wire
DLead wire
Answer & Solution
Correct answer: C. Live wire
1. Domestic supply comes on two wires of different insulation colour.
2. The wire with red insulation is the live wire.
3. The one with black insulation is the neutral wire, at 220 V difference.
_Source: NCERT Class 10 Science, Ch 13 'Magnetic Effects of Electric Current'_
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