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Simple circuits

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Question 8

An electrician measures the potential difference (p.d.) between two different wires, X and Y, in a standard mains plug.

The plug is wired correctly and working safely.

The fuse in the plug is connected in series with wire X, and the potential difference between wire X and wire Y is 230 V.

Which of the following shows the correct names for wire X and wire Y?

A

Wire X is live, wire Y is neutral

B

Wire X is neutral, wire Y is earth

C

Wire X is earth, wire Y is live

D

Wire X is neutral, wire Y is live

Markscheme

Simple circuits Questions

  1. GCSE
  2. /Physics
  3. /Simple circuits

42 exam-style questions on OCR GCSE Physics Simple circuits. Each one has a worked solution and a mark scheme showing where the marks go.

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