Which of the following electrical quantities are measured in the unit of volts (V\text{V}V)?
electric current and electromotive force (e.m.f.) only
electric current and potential difference (p.d.) only
electromotive force (e.m.f.) and potential difference (p.d.) only
electromotive force (e.m.f.), electric current, and potential difference (p.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.