It has a scale which is marked in ohms (Ω\OmegaΩ).
C
It must be connected in series in a circuit.
D
It has an extremely high resistance.
Markscheme
4.3.1a Circuit diagrams and circuit components Questions
17 exam-style questions on CIE IGCSE Physics 4.3.1a Circuit diagrams and circuit components. Each one has a worked solution and a mark scheme showing where the marks go.