Double-Insulated
If a tool is double-insulated, it will have how many prongs on its cord?
2
A blown fuse or a tripped circuit breaker is a symptom, not a problem.
True
Unplugging an appliance or turning off the circuit breaker will remove all voltage.
False
Which of the following would you use for a quick and easy check of power tools?
ohmmeter
If a portable tool has an equipment ground, it will have how many prongs on its cord?
3
Which of the following can be used to find the presence of power, open switches, defective capacitors, broken wires, or blown fuses?
voltmeter
Voltmeters should always be attached ____________________ to the circuit part being tested, so that no wires have to be removed or broken.
parallel
AC range will read on a DC application, but DC will not read on an AC voltage.
True
______________ are devices that can store electrical energy, similar to a battery.
Capacitors
Switches should have how many ohms resistance when closed?
0
Which of the following is used to measure the current flowing through the circuit to help determine the approximate load condition of a motor or the operating load of a circuit?
ammeter
You can use a clamp-on ammeter around an extension cord or an appliance cord.
False
Ammeters are always placed in ____________________ with the device being checked.
series
Which of the following measures the amount of resistance in a circuit and is used most often as a simple continuity tester?
ohmmeter