a) In this question you will be assessed on using good English, organising information clearly and using specialist terms where appropriate.
There are two types of traditional transformer; step-up and step-down.
Describe the similarities and differences between a step-up transformer and a step-down transformer.
You should include details of:
- construction, including materials used
- the effect the transformer has on the input potential difference (p.d.).
You should not draw a diagram.
b) Figure 4 shows a mobile phone and a charger.
Mobile phone chargers use a different type of transformer, which is smaller and lighter than a traditional transformer.
What name is given to the type of transformer used in a mobile phone charger?
How did you do? Click to view the Mark Scheme Answers
From Q3 P3 AQA June 2014 (Higher)