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8.3 Power and efficiency

8.3 Power and efficiency

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Question 5

Complete the equation that relates efficiency, useful power output and total power input.

efficiency=‾ \text{efficiency} = \text{\underline{\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad}} efficiency=​
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Markscheme

8.3 Power and efficiency Questions

  1. GCSE
  2. /Physics
  3. /8.3 Power and efficiency

26 exam-style questions on Edexcel GCSE Physics 8.3 Power and efficiency. Each one has a worked solution and a mark scheme showing where the marks go.

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