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8.3 Power and efficiency

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Question 24

An electric iron is rated at 1800 W. During one use, it remains switched on for 7.0 minutes7.0\ \text{minutes}7.0 minutes.

Calculate how much energy is transferred during this time.

[3]
Markscheme

8.3 Power and efficiency Questions

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

128 exam-style questions on Edexcel GCSE Physics 8.3 Power and efficiency, covering 8.3.1 Power and 8.3.2 Efficiency. Each one has a worked solution and a mark scheme showing where the marks go.

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