The diagram above illustrates the wire connections to a three-pin plug. The wires P, Q…

Physics WAEC 2018

The diagram above illustrates the wire connections to a three-pin plug. The wires P, Q and R respectively are:

  • live, neutral and earth
  • neutral, earth and live checkmark
  • earth, live and neutral
  • earth, neutral and live

The correct answer is: B

Explanation

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