Cambridge IGCSE Physics · 4.2 · structured
Energy used by a charger
Electrical energy and power · Original GioPhysics question with a detailed, mark-by-mark answer guide.
- Demand
- demanding
- Marks
- 4
- Topics
- 2
- Answer
- Complete
Question4 marks
A charger rated at 1360 W operates for 11 min. Calculate the electrical energy transferred in joules.
Task interpretation
What a complete response should do
Build a visible chain from the information given to the quantity or statement requested.
Split the problem into linked stages and state why each relationship applies.
- Response type
- structured
- Allocation
- 4 marks
- Demand
- demanding
Ready to check?Reveal answer and worked solution
Private on this device
How did this one feel?
Use your answer and the marking steps—not confidence alone—to choose.