Worksheets3 pin plug
Total questions: 13
Worksheet time: 19mins
If the earth wire is damaged...
The user will suffer from electric shock
The appliance won't work
The appliance will overheat
What colour is the live wire in a three pin plug?
(a)
What colour is the neutral wire in a three pin plug
(a)
Green and yellow is colour for (a) wire
Which label points to the Fuse on the diagram?
(a)
B is (a) wire
Which label points to the earth wire on the diagram ?
(a)
C is label for (a) wire
When the current through a fuse gets too high, the wire inside the fuse will...
spark
melt
switch OFF
Most electrical appliances are connected to the mains using _____________.
green and yellow stripes
a large electric current
a cable with 3 coloured wires
an open switch
The ________________ covering each wire is colour coded for easy identification.
0 V
insulation
large electric current
neutral wire
The ___________ wire is a safety wire to stop the appliance becoming live.
earth
live
neutral
safe
The earth wire only carries a current when there is a __________ in the appliance.
fire
fault
large electric current
insulation
