Physics 9702 · 9 Electricity
9.2 Potential difference and power
Define potential difference and calculate electrical power using current, voltage, and resistance.
- Questions
- 189
- Years
- 2015–2026
- Multiple choice
- 122
- Written answer
- 67
- Average marks
- 4.4
Where this subtopic appears
- Paper 1variants 11, 12, 13, 14122
- Paper 2variants 21, 22, 23, 2438
- Paper 4variants 41, 42, 4319
- Paper 3variants 31, 33, 35, 367
- Paper 5variants 52, 533
Questions by year
| Year | Feb/March | May/June | Oct/Nov | Total |
|---|---|---|---|---|
| 2026 | 3 | 11 | – | 14 |
| 2025 | – | – | 1 | 1 |
| 2024 | 1 | 1 | – | 2 |
| 2023 | 3 | 5 | 7 | 15 |
| 2022 | 2 | 6 | 10 | 18 |
| 2021 | 3 | 5 | 4 | 12 |
| 2020 | 1 | 6 | 7 | 14 |
| 2019 | 3 | 10 | 16 | 29 |
| 2018 | 3 | 11 | 6 | 20 |
| 2017 | 3 | 10 | 10 | 23 |
| 2016 | 3 | 7 | 7 | 17 |
| 2015 | – | 13 | 11 | 24 |
