Edexcel OLevel Physics Revision Note (Updated)

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Lesson

Lesson-5.1.4- know and use the relationship between efficiency, useful energy output and total energy output: efficiency = useful energy output/total energy output ??100%

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Lesson-5.1.3- use the principle of conservation of energy.Previous Lesson-5.1.5- describe a variety of everyday and scientific devices and situations, explaining the transfer of the input energy in terms of the above relationship, including their representation by Sankey diagrams.Next