Electrical energy is generated in a fossil-fuel power station by burning coal. In which order is the energy transferred through the main components of the power station to produce electricity?
coal→turbine→boiler→generator\text{coal} \rightarrow \text{turbine} \rightarrow \text{boiler} \rightarrow \text{generator}coal→turbine→boiler→generator
coal→boiler→turbine→generator\text{coal} \rightarrow \text{boiler} \rightarrow \text{turbine} \rightarrow \text{generator}coal→boiler→turbine→generator
coal→generator→boiler→turbine\text{coal} \rightarrow \text{generator} \rightarrow \text{boiler} \rightarrow \text{turbine}coal→generator→boiler→turbine
coal→boiler→generator→turbine\text{coal} \rightarrow \text{boiler} \rightarrow \text{generator} \rightarrow \text{turbine}coal→boiler→generator→turbine
533 exam-style questions on CIE IGCSE Physics 1.7 Energy, work and power, covering 1.7.1a Energy stores and energy transfers, 1.7.1b Conservation of energy, 1.7.1c Kinetic and gravitational potential energy, 1.7.2 Work done, 1.7.3 Energy resources, 1.7.3a Energy resources and electricity generation, 1.7.3b Nuclear fusion as an energy source, 1.7.3c Efficiency of energy transfer, and 1.7.4 Power. Each one has a worked solution and a mark scheme showing where the marks go.