A portable electric heater is plugged into the mains electricity supply. The mains voltage is 230 V. The power of the electric heater is 1.61 kW.
Calculate the current in the heater.
Use the equation:
I=PV I = \frac{P}{V} I=VP31 exam-style questions on Edexcel GCSE Physics 10.3 Electrical energy and power. Each one has a worked solution and a mark scheme showing where the marks go.