Key term for Edexcel GCSE Physics, used in Power and Efficiency.
Energy transferred to the specific store that a device is designed to provide.
Useful energy appears in Edexcel GCSE Physics revision content for Energy – forces doing work, especially Power and Efficiency and Efficiency Equation.
Energy – forces doing work
Power and Efficiency • Efficiency Equation
Energy – forces doing work
Power and Efficiency • Wasteful Mechanical Processes
Energy – forces doing work
Work, GPE and KE Equations • Dissipation of Energy
Conservation of energy
Energy Stores and Transfers • Energy Transfer Diagrams
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