6.3 Flashcards
(7 cards)
1
Q
how much voltage is provided in houses?
A
240V
2
Q
Active wire (colour and what it does)
A
brown, brings electricity in
3
Q
Neutral wire (colour and what it does)
A
blue, takes current out
4
Q
Earth wire (colour and what it does)
A
green and yellow, prevents electrocution
5
Q
Fuses
A
melts circuit, breaking it to prevent overheating
6
Q
Safety switches
A
prevents electrocution in households
7
Q
A
