Question 1
FThe Figure shows the circuit symbols for three components, A, B and C.
Figure
a.[3]
Name components A, B and C.
Use words from the list.
cell diode fuse filament lamp resistor switch
b.[1]
Which line in symbol A, X or Y, is the positive terminal?
c.[2]
A student wants to measure the current in component B.
Name the meter she should use and state how it should be connected to component B.
d.[1]
State the unit of resistance.
3.2 Simple circuits Questions
42 exam-style questions on OCR GCSE Physics 3.2 Simple circuits, covering 3.2.1 Series and parallel circuits, 3.2.2 Circuit symbols and circuit diagrams, 3.2.3 Current, potential difference and resistance, 3.2.4 Ohm's law, 3.2.5 Ohmic and non-ohmic resistors, 3.2.6 Designing circuits to investigate resistance, 3.2.7 Linear and non-linear circuit components, 3.2.8 Current-potential difference graphs for components, 3.2.9 Resistance in series and parallel, 3.2.10 Series and parallel circuit problems, 3.2.11 Circuits for measurement and testing, 3.2.12 Power transfer in circuit devices, and 3.2.13 Energy and power in resistor circuits. Each one has a worked solution and a mark scheme showing where the marks go.