Physics GCSE
Alternating current in the home
What Alternating current in the home means in Physics GCSE, as defined for OCR.
Definition of Alternating current in the home
Check what you remember
Read the wording for your board, then hide it and explain Alternating current in the home in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The domestic supply in the UK is a.c., so its voltage repeatedly reverses direction, swinging positive and negative many times each second.
Topics that use Alternating current in the home
- Powering Earth (OCR GCSE)
Related terms
- Alternating voltage
- Changing potential difference in power transfer
- Danger of the live wire with an open switch
- Direct voltage
- earth wire
- fossil fuels
- Frequency of the UK mains supply
- High-voltage transmission advantages
Using Alternating current in the home in the exam
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