Both nuclear fuel and coal can be used as energy sources for generating electricity.
1 kg of nuclear fuel can result in the generation of 64 000 units of electricity.
1 kg of coal can result in the generation of 8.0 units of electricity.
Calculate the mass of coal needed to generate the same amount of electricity as 1 kg of nuclear fuel.
38 exam-style questions on Edexcel GCSE Physics 3.2 Dissipation and efficiency, covering 3.2.1 Dissipation of energy, 3.2.2 Reducing unwanted energy transfers, 3.2.3 Efficiency, and 3.2.4 Increasing efficiency. Each one has a worked solution and a mark scheme showing where the marks go.