Mains electricity and safety

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Question 13
Easy

The diagram shows a simplified schematic of part of the electricity distribution network in the UK.

A simplified schematic diagram of the UK electricity distribution network showing a local step-down substation connected to a home.

The mains electricity supplied to UK homes is an alternating current (a.c.) supply.

What is the frequency of this supply?

0.5 Hz0.5\text{ Hz}0.5 Hz

50 Hz50\text{ Hz}50 Hz

230 Hz230\text{ Hz}230 Hz

320 Hz320\text{ Hz}320 Hz

Mains electricity and safety Questions

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