WorksheetsSocket wiring
Total questions: 10
Worksheet time: 5mins
What does the blue wire represents?
earth
live
neutral
What does the red wire represents?
live
earth
neutral
What does the green wire represents?
live
Neutral
earth
which pin enters the socket first?
live
neutral
earth
the symbol shown means that the appliance
needs an earth connection
does not need an earth connection
is double insulated
needs to operate at 110 volts
the purpose of earthing on electrical equipment is to
allow the appliance to work properly
to reduce the voltage to an acceptable level
to prevent you getting an electrical shock
increase the efficiency of the appliance
Look at the picture above! why is it not allowed?
Because it will make people stumble and hurt
Because it makes the house messy
Because creates the risk of wire overheating from too much energy
Because it incurs huge electricity bills from too much energy
It is a good idea to not plug too many things into one outlet, since there is a risk of overloading the circuit at that outlet.
true
false
The neutral wire carries the current...
towards the appliance
out of the appliance
The fuse used in an electric appliance should be rated __________ than the operating current.
higher
lower
