Why are household appliances and lamps typically connected in parallel rather than in series?
To allow each appliance to be operated and switched on or off independently.
To increase the total electrical resistance of the household circuit.
To ensure that if one appliance fails, all other appliances also stop working.
To decrease the total current drawn from the main electrical supply.
52 exam-style questions on CIE IGCSE Physics 4.3.2a Series circuits. Each one has a worked solution and a mark scheme showing where the marks go.