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2.3 Domestic uses and safety

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Question 5
F

A supply has a frequency of 25 Hz. How does this supply differ from the UK domestic mains supply?

[1]
A

Its potential difference changes direction half as often each second

B

Its potential difference changes direction twice as often each second

C

Its potential difference is half the size of the mains potential difference

D

Its potential difference does not change direction at all

Markscheme

2.3 Domestic uses and safety Questions

  1. GCSE
  2. /Physics
  3. /2.3 Domestic uses and safety

40 exam-style questions on AQA GCSE Physics 2.3 Domestic uses and safety, covering 2.3.1 Direct and alternating potential difference and 2.3.2 Mains electricity. Each one has a worked solution and a mark scheme showing where the marks go.

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