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main electricity
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Total cards: 3•Content version: v4•Public deck•Updated: 8/1/2026
Card preview (3)
#1
Front (Question)
brown wire- live
Back (Answer)
carries the alternating potential difference from the supply
#2
Front (Question)
blue wire - neutral
Back (Answer)
completes the circuit. potential difference is 0v compared to live wire
#3
Front (Question)
green / yellow stripped wire - earth
Back (Answer)
this is a safety wire to stop the appliance from becoming live