NEC 1
NEC 2
NEC 3
NEC 4
NEC 5
100
Branch-circuit conductors at outlet boxes are required to have at least ____ inches of free length for making
What is 6"
100
What is the minimum size aluminum conductor for a 100 amp service in a dwelling unit.
What is #2 AWG
100
Where four current-carrying conductors are installed in a raceway, it is necessary to reduce the allowable ampacity of the conductors to what?
What is 80%
100
What is the minimum size copper conductor for a 200 amp service on a dwelling unit?
What is 2/0 AWG
100
Give the definition of a main bonding jumper
What is The connection between the grounded circuit conductor and the equipment grounding conductor at the service.
200
According to ____, unused knockouts and other openings in electrical boxes and cabinets are required to be closed
What is NEC® 110.12(A)
200
Based on 310.16 or 310.15(B)(16) what is the minimum size THHN copper conductor to carry 80 amps?
What is #4 AWG
200
Based on 310.16 or 310.15(B)(16) what is the minimum size TW copper conductor allowed to carry 50 amps?
What is #6 AWG
200
EMT must be supported within _______ ft of a box or fitting.
What is 3'
200
Name 4 kitchen receptacles that are not required to be protected by ground-fault circuit interrupters.
What is Any outlet not serving the counter top and out of the 6' range of a sink
300
NEC® Article 210.52 (A)(1) deals with which of the following topics about receptacles in a residence.
What is the "6-foot rule"
300
Within how many feet from a water service must the grounding electrode be bonded to the water pipe, when it enters a building.
What is 5'
300
What is the correction factor for a THHN copper conductor in an ambient temperature of 125 degrees F.
What is .76
300
List the locations where GFCI protection is required in a dwelling unit
What is 210.8
300
what is the va for general lighting and receptacles in a dwelling unit.
What is 3va per square foot
400
A device box contains a 3-way switch, one 12/3 nonmetallic sheathed cable and internal clamps . The equivalent conductor count for the device box is
What is 7
400
Meters should be mounted to center at what height.
What is 5'
400
What is the maximum degrees of bend allowed on a conduit run?
What is 360
400
List the locations in a dwelling where AFCI protection is required?
What is 210.12
400
What switch is this S3D
What is three way dimmer switch
500
If there are 7 current carrying conductors in a conduit, the adjustment factor to be used to determine the ampacity of the conductors is:
What is 70%
500
How much wire must be left out of the weather head on a service.
What is 3'
500
The 20-ampere small appliance circuits required by NEC® 210.52 are permitted to serve no other loads, except for?
What is Clock outlets and receptacles intended for the cords of gas fired cooking equipment
500
What current carrying conductor is intentionally grounded?
What is grounded conductor or neutral
500
The width of the working space in front of the electrical equipment shall be the width of the equipment or how many inches? In all cases, the work space shall permit at least a ___ degree opening of the equipment door or hinged panel.
What is 30" and 90 degress
M
e
n
u