A fuse:
has a thin wire element
Is used to protect circuits from a short circuit
Is a onetime device
all the above
A circuit breaker:
Is used to protect circuits from short circuit and overloading
All the above
How many milliamperes in one Ampere?
10
100
1000
10000
Convert .06 Amperes to mA
600 mA
60 mA
6 mA
6000 mA
In a work situation where an electrician's hands get wet while operating a portable drill, which of the following would be true?
Body resistance increases, and any shocks would be mild.
Body resistance remains the same, and there is no danger as long as rubber boots are worn.
Body resistance is substantially decreased and severe shock could occur.
There is no danger as long as a three prong plug is used.
The amount of current it takes to cause ventricular fibrillation is:
5 milliamperes
100 milliamperes
1000-4300 milliamperes
10.000 milliamperes
Which of the following is considered an insulator?
Glass
Plastic
Rubber
Who publishes the Ontario Electrical Code?
CSA
The national Electrical Contractors Association
The National Fire Protection Association
The Department of Labor
The unit of measure of electrical force is the:
Ampere
Volt
Ohm
Watt
Who enforces the Electrical Code in Ontario
ESA
