Secondary cells
Electrical Technology · Grade 10 · about 40 minutes
Rechargeable cells: lead-acid (2 V cells making a 12 V vehicle battery), lithium-ion packs, capacity in ampere-hours, and why charging must reverse the reaction.
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- 7 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take