Which row in the table correctly describes the energy transformation associated with electromotive force (e.m.f.) in a power supply, and the unit in which e.m.f. is measured?
| Energy transformation | Unit | |
|---|---|---|
| A | electrical energy to other forms | V\text{V}V |
| B | electrical energy to other forms | W\text{W}W |
| C | other forms of energy to electrical energy | V\text{V}V |
| D | other forms of energy to electrical energy | W\text{W}W |
Row A
Row B
Row C
Row D
55 exam-style questions on CIE IGCSE Physics 4.2.3a Electromotive force. Each one has a worked solution and a mark scheme showing where the marks go.