Which sequence shows the types of materials arranged in the order of decreasing electrical conductivity?
insulator, semiconductor, conductor
conductor, semiconductor, insulator
semiconductor, insulator, conductor
conductor, insulator, semiconductor
26 exam-style questions on OCR A A Level Physics Energy, power and resistance, covering Circuit symbols, E.m.f. and p.d, Resistance, Resistivity, and Power. Each one has a worked solution and a mark scheme showing where the marks go.