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mains electricity

what does AC stand for?

alternating current

what is the potential difference of UK electricity?

230 V

what is the frequency of UK electricity?

50 Hz

what colour is the neutral wire?

Blue

what is the yellow and green wire?

Earth

what Is function of the yellow and green wire?

To bring access charge to the ground

what is the voltage of the live wire?

230 V

what is the voltage of the neutral wire?

0 V

what is the function of a step up transformer?

Increases the voltage and decreases the current

What is the function of the step down transformer?

Decreases the voltage and increases the current

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