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2.3 Domestic uses and safety

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Question 8
H

The figure shows part of a lighting circuit in a house. The switch has been fitted in the neutral wire instead of in the live wire.

Figure: Part of a lighting circuit in which the switch is fitted in the neutral wire

image

a.

Explain why the lamp does not light when the switch is open.

[1]
b.

The switch is open. A person unscrews the lamp and touches the metal part of the lamp holder.

Explain why this is dangerous.

[3]
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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