Combined Science GCSE
Safe domestic electricity supply
What Safe domestic electricity supply means in Combined Science GCSE, as defined for AQA.
Definition of Safe domestic electricity supply
Check what you remember
Read the wording for your board, then hide it and explain Safe domestic electricity supply in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
A step-down transformer decreases the potential difference to a much lower, safe domestic value before electricity reaches homes.
Topics that use Safe domestic electricity supply
- The National Grid (AQA GCSE)
Related terms
- alternating current
- Energy efficiency in the National Grid
- Ideal transformer power balance
- National Grid
- National Grid efficiency
- Potential difference and current
- Step-down transformer
- Step-up transformer
Using Safe domestic electricity supply in the exam
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