Electrical Saftey Flashcards
1
Q
what is the brown wire in a plug?
A
Live wire
2
Q
what is the blue wire in a plug?
A
Neutral
3
Q
what is the green and yellow wire?
A
the earth wire
4
Q
what happens if the fuse overheats?
A
The fuse will melt, which breaks the circuit, so no more current can flow threw
5
Q
what does the live wire do?
A
goes alternatly negavtive and posotive making the current flow backwards and forwards through the cuircuit,
6
Q
what does the neutral wire do?
A
In may systems it’s kept at zero voltage
7
Q
what does the earth wire do?
A
connects to the earth and keeps it live
