Electrical Practice Exam UPDATED
Actual Exam Questions and CORRECT
Answers
Flexible metal conduit is sometimes referred to as? - CORRECT ANSWER✔✔- Greenfield
What do you look for to determine if a switch or receptacle is acceptable for copper and
aluminum wiring? - CORRECT ANSWER✔✔- CO/ALR
What type of receptacle should not be used with aluminum branch circuits wiring any longer?
- CORRECT ANSWER✔✔- CU/AL
What type of wire nut is not appropriate for aluminum wire? - CORRECT ANSWER✔✔-
Conventional
What is another name for a grounding rod? - CORRECT ANSWER✔✔- Electrode
What is the purpose of a circuit breaker? - CORRECT ANSWER✔✔- Interruption of
electrical flow
What are two examples of automatic circuit breakers? - CORRECT ANSWER✔✔- Fuses and
Breakers
What is another term for NM sheathed cable? - CORRECT ANSWER✔✔- Romex
Minimum distance of a GFCI from a bathtub or shower: - CORRECT ANSWER✔✔- 0 by
the code (36 by the brown book, but on exam it should be 0)
Maximum distance of an outlet from a lavatory/basin: - CORRECT ANSWER✔✔- 3'
Which is deficient? - CORRECT ANSWER✔✔- Unused opening that has been taped
, A device designed to open and close a circuit by non-automatic means and applied within its
rating to open the circuit automatically when predetermined over-current is called? -
CORRECT ANSWER✔✔- Circuit Breaker
Type NM wiring shall be supported a maximum of _______ on center. - CORRECT
ANSWER✔✔- 4.5 feet
At a kitchen counter, countertop receptacle outlets shall be installed within a maximum
horizontal distance of _______ from any point along the wall to an outlet. - CORRECT
ANSWER✔✔- 24 inches
Which of the following is a good conductor? - CORRECT ANSWER✔✔- Copper,Aluminum
& Silver (All of the above)
Is the service drop overhead or underground? - CORRECT ANSWER✔✔- Overhead
Are service laterals overhead or underground? - CORRECT ANSWER✔✔- Underground
The drip loop is typically part of the service drop. - CORRECT ANSWER✔✔- False (It is
part of the service entrance)
Which of the following is a reliable way to identify the service size? - CORRECT
ANSWER✔✔- The service entry conductor size
Which of the following is a safety issue? - CORRECT ANSWER✔✔- The main fuses have a
higher rating than the service entrance wire.
How should the feeder wires to a sub-panel from the main panel ideally be protected? -
CORRECT ANSWER✔✔- Fuses should be provided at the main panel
Which of the following wires are stranded? - CORRECT ANSWER✔✔- #8, #6 (Both C and
D)
Actual Exam Questions and CORRECT
Answers
Flexible metal conduit is sometimes referred to as? - CORRECT ANSWER✔✔- Greenfield
What do you look for to determine if a switch or receptacle is acceptable for copper and
aluminum wiring? - CORRECT ANSWER✔✔- CO/ALR
What type of receptacle should not be used with aluminum branch circuits wiring any longer?
- CORRECT ANSWER✔✔- CU/AL
What type of wire nut is not appropriate for aluminum wire? - CORRECT ANSWER✔✔-
Conventional
What is another name for a grounding rod? - CORRECT ANSWER✔✔- Electrode
What is the purpose of a circuit breaker? - CORRECT ANSWER✔✔- Interruption of
electrical flow
What are two examples of automatic circuit breakers? - CORRECT ANSWER✔✔- Fuses and
Breakers
What is another term for NM sheathed cable? - CORRECT ANSWER✔✔- Romex
Minimum distance of a GFCI from a bathtub or shower: - CORRECT ANSWER✔✔- 0 by
the code (36 by the brown book, but on exam it should be 0)
Maximum distance of an outlet from a lavatory/basin: - CORRECT ANSWER✔✔- 3'
Which is deficient? - CORRECT ANSWER✔✔- Unused opening that has been taped
, A device designed to open and close a circuit by non-automatic means and applied within its
rating to open the circuit automatically when predetermined over-current is called? -
CORRECT ANSWER✔✔- Circuit Breaker
Type NM wiring shall be supported a maximum of _______ on center. - CORRECT
ANSWER✔✔- 4.5 feet
At a kitchen counter, countertop receptacle outlets shall be installed within a maximum
horizontal distance of _______ from any point along the wall to an outlet. - CORRECT
ANSWER✔✔- 24 inches
Which of the following is a good conductor? - CORRECT ANSWER✔✔- Copper,Aluminum
& Silver (All of the above)
Is the service drop overhead or underground? - CORRECT ANSWER✔✔- Overhead
Are service laterals overhead or underground? - CORRECT ANSWER✔✔- Underground
The drip loop is typically part of the service drop. - CORRECT ANSWER✔✔- False (It is
part of the service entrance)
Which of the following is a reliable way to identify the service size? - CORRECT
ANSWER✔✔- The service entry conductor size
Which of the following is a safety issue? - CORRECT ANSWER✔✔- The main fuses have a
higher rating than the service entrance wire.
How should the feeder wires to a sub-panel from the main panel ideally be protected? -
CORRECT ANSWER✔✔- Fuses should be provided at the main panel
Which of the following wires are stranded? - CORRECT ANSWER✔✔- #8, #6 (Both C and
D)
