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Physics GK · Q400

Electricity and Magnetism

Competitive Exams · Physics GK · question 400

Q400

The connecting cable of electrical appliances like electric iron, water heater or room heater contains three insulated copper wires of three different colours- Red, Green and Black. Which one of the following is the correct colour code?

A.
Red-live wire, Green-neutral wire and Black-ground wire
B.
Red-neutral wire, Green-ground wire and Black-live wire
C.
Red-live wire, Green-ground wire, Black-neutral wire
Answer
D.
Red-ground wire, Green-live wire and Black-neutral wire

Answer: Option C

Solution

Answer: Option C
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