NYC Master Electrical Exam question and
answers 2026
1. neutral point: The common point on a wye-connection in a polyphase system or midpoint on a single
phase,
3-wire system, or midpoint of a single phase portion of a 3-phase delta system, or a midpoint of a 3-
wire, direct
current system
2. In the NEC the words ___________indicate a mandatory requirement: Shall or shall
not
3. On a four wire Delta connected system with a midpoint of one phase winding
is grounded, only the conductor or bus bar having a higher phase voltage
the ground shall be durably and permanently marked by an outer finish that
is _______ in color or by other effective means. Such Identification shall be
placed at each point on the system where connection is made if the grounded
conductor is also present.: Orange
4. The required working space for access to live parts operating at 300 V to
ground, where there are exposed live parts on one side and grounded parts
on the other side is ____________.: 3 feet 6 inches
5. The dimensions of working space for access to live parts operating at 300
V, nominal to ground, where there are expose live parts on both sides of the
workspace is________________.: 4 feet
6. 110.26 A1- Dead front assemblies working space: 30" for non-electrical parts
36" for electrical parts
7. The working space in front of the electrical equipment shall not be less than
_______wide, or of the width of the equipment, whichever is greater.: 30"
8. Large equipment: 1200 A or greater and over 6 feet wide
9. Large equipment means of egress: Two means of egress 24" wide by 6.5 feet tall unless the
,following condutions are met
1) unobstructed egress
2) Double the workspace
10. Headroom shall not be less than _______.: 6.5 feet or the height of the equipment
11. Live parts of electrical equipment operating at ______volts or more she'll be
guarded against accidental contact or approved enclosures or by any of the
following means: 50 volts
4) by elevation of 8 feet or more above the floor or other working surface
NYC Master Electrical Exam
12. A fence shall not be less than ______feet in height: 8 feet
13. One entrance to enclosures for electrical installations as described in
110.31 not less than _______wide and _________high shall be provided to give
access to the working space around the electrical equipment: 30 inches and 6.5 feet
14. Network compartments shall have at least ________means of access. Each
door she'll have an access that leads to a legal exit.: Two
15. Where rear access is required to work on deenergized parts on the back of
enclosed equipment a minimum working space of __________horizontally shall
be provided: 30 inches
16. All non-current carrying metal parts of electrical equipment and all metal
raceways and cable shall be solidly grounded and bonded to all metal pipes
in rails at the portal and the intervals not exceeding _____________throughout
the tunnel.: 1000 feet
17. Manhole workspace for cabling-A clear workspace not less than _______wide
shall be provided were cables are located on both sides and not less than
_______were cables are only on one side.: 3 feet
2-1/2 feet
18. Access to manhole dimensions. Rectangular access openings shall not be
,less than _______. Round access openings in a manhole shall be not less than
______inches in diameter: 26" x 22"
26"
19. Manhole openings for personnel shall be located where they are not directly above electrical
equipment or conductors in the enclosure. Where this is
not practiceable either a ________or a _______shall be provided.: Protective barrier of
fixed ladder
20. And insulated grounded conductor of _____or smaller shall be identified by
a continuous white or gray outer finish or by three continuous white stripes
on other than green insulation along its entire length.: 6 awg
21. Manhole covers shall be over ______pounds or otherwise designated to
require the use of tools to open.: 100 pounds
22. The grounded conductors of other systems shall have a different outer
covering conforming to 200.6A or 200.6B or by an outer covering of ______or
NYC Master Electrical Exam
_______with a readily distinguishable colored stripe other than green running
along the insulation: White or gray
23. Where conductors of different systems are installed in the same race way,
one system she'll have a neutral having an outer covering of white or natural
gray and each other system having a neutral shall have an another covering
of: White with colored Stripe other than green or distinguish by other suitable approved means
24. For screw shell devices with attach leads the conductor attached to the
screw shell shall have a _______or ________finish.: White or gray
25. In addition to the number of branch circuits required by other parts of the
section _______or more 20 A small appliance branch circuits shall be provided
for all receptacle outlets specified by 210.52B.: Two
26. An individual branch circuit shall be provided for each _________receptacle
, required by 210.52 I.: Air-Conditioning
27. Branch circuits required in a dwelling unit.: 1) small appliance branch circuit
2) laundry branch circuit
3) bathroom branch circuits
4) Air-Conditioning (NYC AMEND)
28. The maximum voltage drop on branch circuit conductors is _________percent.: 3%
Overall 5%
29. The maximum voltage drop on feeder circuits is ________.: 2%
Overall 5%
30. Dwelling unit circuits running through another dwelling unit in common
areas. What percentage of change will require it to be brought up to current
code?: 50%
31. Receptacle outlets in floors shall not be counted as part of the required
number of receptacle outlets unless located within _________of the wall.: 18"
32. Outlets may be installed in a dwelling unit for specific appliance such as
laundry equipment. What is the maximum distance allowed between this
outlet and the appliance?: 6 feet
NYC Master Electrical Exam
33. A receptacle connected to one of the dwelling unit small appliance branch
circuits can be used to supply a(n) __________in any of the rooms specified in
210.52B1.: Electric clock
34. How many receptacles are required within the perimeter of a balcony, deck
or porch with a usable area of less than 20 ft.²: 1
35. The number of receptacle outlets for guest rooms in hotels and motels shall
not be less than required for a dwelling unit. These receptacles can be located
to be convenient for permanent furniture layout but at least _________receptacle outlets shall be
readily accessible.: 2
answers 2026
1. neutral point: The common point on a wye-connection in a polyphase system or midpoint on a single
phase,
3-wire system, or midpoint of a single phase portion of a 3-phase delta system, or a midpoint of a 3-
wire, direct
current system
2. In the NEC the words ___________indicate a mandatory requirement: Shall or shall
not
3. On a four wire Delta connected system with a midpoint of one phase winding
is grounded, only the conductor or bus bar having a higher phase voltage
the ground shall be durably and permanently marked by an outer finish that
is _______ in color or by other effective means. Such Identification shall be
placed at each point on the system where connection is made if the grounded
conductor is also present.: Orange
4. The required working space for access to live parts operating at 300 V to
ground, where there are exposed live parts on one side and grounded parts
on the other side is ____________.: 3 feet 6 inches
5. The dimensions of working space for access to live parts operating at 300
V, nominal to ground, where there are expose live parts on both sides of the
workspace is________________.: 4 feet
6. 110.26 A1- Dead front assemblies working space: 30" for non-electrical parts
36" for electrical parts
7. The working space in front of the electrical equipment shall not be less than
_______wide, or of the width of the equipment, whichever is greater.: 30"
8. Large equipment: 1200 A or greater and over 6 feet wide
9. Large equipment means of egress: Two means of egress 24" wide by 6.5 feet tall unless the
,following condutions are met
1) unobstructed egress
2) Double the workspace
10. Headroom shall not be less than _______.: 6.5 feet or the height of the equipment
11. Live parts of electrical equipment operating at ______volts or more she'll be
guarded against accidental contact or approved enclosures or by any of the
following means: 50 volts
4) by elevation of 8 feet or more above the floor or other working surface
NYC Master Electrical Exam
12. A fence shall not be less than ______feet in height: 8 feet
13. One entrance to enclosures for electrical installations as described in
110.31 not less than _______wide and _________high shall be provided to give
access to the working space around the electrical equipment: 30 inches and 6.5 feet
14. Network compartments shall have at least ________means of access. Each
door she'll have an access that leads to a legal exit.: Two
15. Where rear access is required to work on deenergized parts on the back of
enclosed equipment a minimum working space of __________horizontally shall
be provided: 30 inches
16. All non-current carrying metal parts of electrical equipment and all metal
raceways and cable shall be solidly grounded and bonded to all metal pipes
in rails at the portal and the intervals not exceeding _____________throughout
the tunnel.: 1000 feet
17. Manhole workspace for cabling-A clear workspace not less than _______wide
shall be provided were cables are located on both sides and not less than
_______were cables are only on one side.: 3 feet
2-1/2 feet
18. Access to manhole dimensions. Rectangular access openings shall not be
,less than _______. Round access openings in a manhole shall be not less than
______inches in diameter: 26" x 22"
26"
19. Manhole openings for personnel shall be located where they are not directly above electrical
equipment or conductors in the enclosure. Where this is
not practiceable either a ________or a _______shall be provided.: Protective barrier of
fixed ladder
20. And insulated grounded conductor of _____or smaller shall be identified by
a continuous white or gray outer finish or by three continuous white stripes
on other than green insulation along its entire length.: 6 awg
21. Manhole covers shall be over ______pounds or otherwise designated to
require the use of tools to open.: 100 pounds
22. The grounded conductors of other systems shall have a different outer
covering conforming to 200.6A or 200.6B or by an outer covering of ______or
NYC Master Electrical Exam
_______with a readily distinguishable colored stripe other than green running
along the insulation: White or gray
23. Where conductors of different systems are installed in the same race way,
one system she'll have a neutral having an outer covering of white or natural
gray and each other system having a neutral shall have an another covering
of: White with colored Stripe other than green or distinguish by other suitable approved means
24. For screw shell devices with attach leads the conductor attached to the
screw shell shall have a _______or ________finish.: White or gray
25. In addition to the number of branch circuits required by other parts of the
section _______or more 20 A small appliance branch circuits shall be provided
for all receptacle outlets specified by 210.52B.: Two
26. An individual branch circuit shall be provided for each _________receptacle
, required by 210.52 I.: Air-Conditioning
27. Branch circuits required in a dwelling unit.: 1) small appliance branch circuit
2) laundry branch circuit
3) bathroom branch circuits
4) Air-Conditioning (NYC AMEND)
28. The maximum voltage drop on branch circuit conductors is _________percent.: 3%
Overall 5%
29. The maximum voltage drop on feeder circuits is ________.: 2%
Overall 5%
30. Dwelling unit circuits running through another dwelling unit in common
areas. What percentage of change will require it to be brought up to current
code?: 50%
31. Receptacle outlets in floors shall not be counted as part of the required
number of receptacle outlets unless located within _________of the wall.: 18"
32. Outlets may be installed in a dwelling unit for specific appliance such as
laundry equipment. What is the maximum distance allowed between this
outlet and the appliance?: 6 feet
NYC Master Electrical Exam
33. A receptacle connected to one of the dwelling unit small appliance branch
circuits can be used to supply a(n) __________in any of the rooms specified in
210.52B1.: Electric clock
34. How many receptacles are required within the perimeter of a balcony, deck
or porch with a usable area of less than 20 ft.²: 1
35. The number of receptacle outlets for guest rooms in hotels and motels shall
not be less than required for a dwelling unit. These receptacles can be located
to be convenient for permanent furniture layout but at least _________receptacle outlets shall be
readily accessible.: 2
