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10.4 Mains electricity

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Question 13
F

A family uses three appliances that are connected to the mains supply:

  • an electric kettle with a power rating of 2.0 kW
  • a hair dryer with a power rating of 1.2 kW
  • an electric fan with a power rating of 40 W.

Describe how the power rating of each appliance is related to the energy it transfers.

Your answer should also describe the changes in energy stores when each appliance is used.

[6]
Markscheme

10.4 Mains electricity Questions

  1. GCSE
  2. /Physics
  3. /10.4 Mains electricity

81 exam-style questions on Edexcel GCSE Physics 10.4 Mains electricity, covering 10.4.1 Direct and alternating current, 10.4.2 Live, neutral and earth wires; safety, 10.4.3 Mains wire potential differences and dangers, and 10.4.4 Power ratings and energy use. Each one has a worked solution and a mark scheme showing where the marks go.

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