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Which row correctly describes the domestic electricity supply in the UK? A a.c - OCR Gateway - GCSE Physics - Question 5 - 2021 - Paper 4
Question 5
Which row correctly describes the domestic electricity supply in the UK? A a.c. Frequency (Hz) Voltage (V) B 230 50 C d.c. 50 230 D d.c. 230 50 Your answer
Worked Solution & Example Answer:Which row correctly describes the domestic electricity supply in the UK? A a.c - OCR Gateway - GCSE Physics - Question 5 - 2021 - Paper 4
Step 1
A. a.c. Frequency (Hz) Voltage (V)
Answer
The correct row that describes domestic electricity supply in the UK is A.
In the UK, the domestic electricity supply is alternating current (a.c.) with a frequency of 50 Hz and a voltage of 230 V. This means that electricity alternates direction periodically, which is the standard for residential electrical power.