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Question 24

Which of the following features are designed to improve safety in a domestic mains electricity system?

	Fuse	Earth wire	Double insulation
A	$✓\checkmark$	$✓\checkmark$	$×\times$
B	$✓\checkmark$	$×\times$	$✓\checkmark$
C	$✓\checkmark$	$✓\checkmark$	$✓\checkmark$
D	$×\times$	$✓\checkmark$	$✓\checkmark$

Markscheme

Electrical safety Questions

IGCSE
Physics
Electrical safety

135 exam-style questions on CIE IGCSE Physics Electrical safety, covering Electrical safety. Each one has a worked solution and a mark scheme showing where the marks go.

Electrical safety

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Electrical safety

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Question 24

Which of the following features are designed to improve safety in a domestic mains electricity system?

	Fuse	Earth wire	Double insulation
A	$✓\checkmark$	$✓\checkmark$	$×\times$
B	$✓\checkmark$	$×\times$	$✓\checkmark$
C	$✓\checkmark$	$✓\checkmark$	$✓\checkmark$
D	$×\times$	$✓\checkmark$	$✓\checkmark$

Markscheme

Electrical safety Questions

IGCSE
Physics
Electrical safety

135 exam-style questions on CIE IGCSE Physics Electrical safety, covering Electrical safety. Each one has a worked solution and a mark scheme showing where the marks go.