A miniature water pump in a hydroponics system is operated at a potential difference of 12 V. The current passing through the pump is 0.35 A.
The pump is run continuously for 3.5 minutes3.5\text{ minutes}3.5 minutes.
Calculate the electrical energy transferred to the pump in this time. Give your answer in joules (J\text{J}J).
31 exam-style questions on Edexcel GCSE Physics 10.3 Electrical energy and power, covering 10.3.1 The heating effect of an electric current, 10.3.2 Reducing energy transfer in wires, 10.3.3 Advantages and disadvantages of the heating effect, 10.3.4 Energy transferred by an electrical circuit, 10.3.5 Electrical power, and 10.3.6 Energy transfers in domestic devices. Each one has a worked solution and a mark scheme showing where the marks go.