Physics GCSE
transformer
What transformer means in Physics GCSE, as defined for OCR.
Definition of transformer
Check what you remember
Read the wording for your board, then hide it and explain transformer in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
A device in the national grid that sets the voltage, either raising it at the power station or lowering it near homes.
Topics that use transformer
- Powering Earth (OCR GCSE)
Related terms
- Alternating current in the home
- 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
Using transformer in the exam
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