Answers

2014-08-04T21:02:22+05:30
While conducting electrical appliances wires are given dfiferent colours so there  is no confusion between wires
Eg
1)Earth wires are given a brown colour
2)Live wires are given a red colour
3)Neutral wires are given a green colour
0
2014-08-04T21:03:06+05:30
To [revent the confusion while connecting them to the gadgets and the sockets....imagine if all 3 wires were black insulated then wouldn't it be tough to identify the neutral from the live? or the other ways...
0