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easyMCQUPTET Paper 2 (Maths & Science)2017Mathematics and Science
1 mark

In household wiring, what is the colour of 'earth wire'?

  1. A
    Red
  2. B
    Green
  3. C
    Black
  4. D
    White

Solution & Step-by-step Explanation

Under standard conventional electrical wiring safety codes guidelines:Live Wire: Red (or Brown)Neutral Wire: Black (or Blue)Earth Wire: Green (or Green-Yellow stripe)The earth wire is colored green as a safety convention and is connected to a metal plate buried deep in the ground to safely redirect leakage current and prevent electrical shocks.

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In household wiring, what is the colour of 'earth wire'?
A
Red
B
Green
C
Black
D
White

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PhysicsElectricityHousehold Wiring

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