A motor operates at 6.0 V with a current of 0.80 A. The battery can transfer 2.88 kJ to the motor. Use E=IVtE=IVtE=IVt. For how many minutes can the motor operate?
600 min600\ \mathrm{min}600 min
10 min10\ \mathrm{min}10 min
0.60 min0.60\ \mathrm{min}0.60 min
60 min60\ \mathrm{min}60 min
105 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.