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3.2 Dissipation and efficiency

3.2 Dissipation and efficiency

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Question 1

An electric winch motor is used to pull a boat up a slipway. Explain why the efficiency of this motor is less than 100%.

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Markscheme

3.2 Dissipation and efficiency Questions

  1. GCSE
  2. /Physics
  3. /3.2 Dissipation and efficiency

38 exam-style questions on Edexcel GCSE Physics 3.2 Dissipation and efficiency. Each one has a worked solution and a mark scheme showing where the marks go.

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