Question

Live wire has ................. insulation covering whereas neutral wire has ................ insulation covering.

• A. white and blue
  
• B. red and white
  
• C. red and black
• D. black and white
  

Answer 1

The correct option is C red and black

From electric poles situated in our street, two insulated wires N and L come to our house. These two wires are called neutral wire and live wire.The potential of these two wires are zero volt and 220V. Live wire has red insulation covering whereas neutral wire, has black insulation covering.