Basic electrical circuitsCurrent as flow of charge. Series and parallel circuits. Voltage related to energy of charge. Voltages in series and parallel circuits.
Practice questions: Current in circuits
Practice questions: Voltage in circuits
Current-voltage characteristics
Practice questions: Resistance
Resistors in series and parallel
Practice questions: Resistors in series and parallel
Practice questions: Potential dividers
Practice questions: Electrical power
Information: Resistor colour codes
Further questions: Electrical circuits
Updated 2020-04-28