NHIE Electrical Exam Questions and
Answers All Correct
Which of the following is the most common problem associated with fuses? - Answer-
Installing Edison-base fuses with a rating that is too large for the conductor
The aluminum wire size that corresponds to a 20 amp breaker is - Answer-ten
A fuse rated for 30 AMPS is color coded - Answer-green
Unused breaker openings: - Answer-are dangerous and pose an electrical hazard
The most common color coding for 240V electrical conductors in a multi-conductor
cable is - Answer-black and red hot and white for neutral/ground.
The current minimum service requirement for a new single family home is: - Answer-100
amps
What does a service drop drip loop prevent? - Answer-water entering the meter base
and panel
The minimum electric service drop clearance above the roadway is: - Answer-18
The ampacity of copper-clad aluminum is - Answer-the same as for aluminum wiring
Electric dryer receptacles in older houses: - Answer-require their own circuit
While inspecting the wiring of a residential metal storage shed, you observe non-
metallic sheathed wire installed through standard cut-outs in metal wall studding and
clamped tight to the studding where the wires run vertically. Your recommendation
should be - Answer-plastic grommets and plastic stand-offs should be installed.
Which of the following is true about the white (neutral) electric wire? - Answer-er: The
white neutral wire returns current to ground
Aluminum branch circuit wiring was commonly used in what years? - Answer-1965-1978
Upon viewing the interior of an electrical panel, the minimum size copper conductor
used on a 15-amp rated circuit breaker is: - Answer-14 AWG
Answers All Correct
Which of the following is the most common problem associated with fuses? - Answer-
Installing Edison-base fuses with a rating that is too large for the conductor
The aluminum wire size that corresponds to a 20 amp breaker is - Answer-ten
A fuse rated for 30 AMPS is color coded - Answer-green
Unused breaker openings: - Answer-are dangerous and pose an electrical hazard
The most common color coding for 240V electrical conductors in a multi-conductor
cable is - Answer-black and red hot and white for neutral/ground.
The current minimum service requirement for a new single family home is: - Answer-100
amps
What does a service drop drip loop prevent? - Answer-water entering the meter base
and panel
The minimum electric service drop clearance above the roadway is: - Answer-18
The ampacity of copper-clad aluminum is - Answer-the same as for aluminum wiring
Electric dryer receptacles in older houses: - Answer-require their own circuit
While inspecting the wiring of a residential metal storage shed, you observe non-
metallic sheathed wire installed through standard cut-outs in metal wall studding and
clamped tight to the studding where the wires run vertically. Your recommendation
should be - Answer-plastic grommets and plastic stand-offs should be installed.
Which of the following is true about the white (neutral) electric wire? - Answer-er: The
white neutral wire returns current to ground
Aluminum branch circuit wiring was commonly used in what years? - Answer-1965-1978
Upon viewing the interior of an electrical panel, the minimum size copper conductor
used on a 15-amp rated circuit breaker is: - Answer-14 AWG
