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10.4 Mains electricity

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Question 17
F

Which pair describes the UK domestic electricity supply?

[1]
A

Direct current at about 230 V230\ \mathrm{V}230 V and 50 Hz50\ \mathrm{Hz}50 Hz.

B

Alternating current at about 50 V50\ \mathrm{V}50 V and 230 Hz230\ \mathrm{Hz}230 Hz.

C

Alternating current at about 230 V230\ \mathrm{V}230 V and 50 Hz50\ \mathrm{Hz}50 Hz.

D

Direct current at about 50 V50\ \mathrm{V}50 V and 230 Hz230\ \mathrm{Hz}230 Hz.

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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