NYC MASTER ELECTRICIAN EXAM
QUESTIONS AND ANSWERS
/. Type ____ is multiconductor cable identified for use as underground service entrance
cable. - Answer-✅Type USE cable
/.Knife switch rated for more than 1200 Amps at 250Volts or less - Answer-✅Can be
used only as isolating switch, shall not be opened under load
/.Track lighting with outlets in a bathroom is not allowed because ? - Answer-✅Track
lighting has receptacle
/.Where internal combustion engines are used as the prime motor, an on site fuel supply
shall be provided with an on premise fuel supply sufficient for not less than ____ hours
full demand operation of the system - Answer-✅6 hours
/.Fixed in place X-ray equipment properly supplied by a branch circuit rated at not over
____ amperes shall be permitted to be supplied through a suitable attachment plug cap
and hard service cable cord. - Answer-✅30 Amps
/.Where skin effect exist the ferromagnetic envelope shall be bonded at ____. - Answer-
✅Both ends
/.GFCI protection at a carnival is not required for equipment at circuit if the receptacle is
of the ____type. - Answer-✅Locking
/.The maximum voltage drop from service point to the last over-current device in a
dwelling unit? - Answer-✅4%
/.Which of the following statements best describe the grounding requirement for central
vacuum outlet - Answer-✅Accessible non current carrying metal parts are required to be
connected to an equipment grounding conductor.
/.In healthcare facilities, patient bed receptacles located in general care areas shall be
supplied by at least two branch circuits, which ____permitted to originate from two
separate transfer switches on the emergency system - Answer-✅Are permitted
/.Patient care areas of healthcare facilities ____ areas such as business offices,
corridors, lounges ,day rooms, or similar areas - Answer-✅Do not include
/.The patient care area is any portion of the healthcare facility where patients are
intended to be ____or ____. - Answer-✅Examined or treated
,/.Each general care area patient bed location in a healthcare facility must be provided
with four ____ or ____ duplex receptacles - Answer-✅Single or two
/.A hospital is a building or portion thereof used for medical, psychiatric,obstetrical , or
surgical, care on a 24 hour basis of ____ or more patients - Answer-✅Four
/.Where installed to reduce electrical noise for electronic equipment, electrical continuity
of the metal raceways shall not be required and metal raceway can terminate a (an)
____ nonmetallic fitting or spacer on electronic equipment - Answer-✅Listed fitting
/.Feeder and branch circuit conductors within ____ inches of a Ballast shall have an
insulation temperature rating not lower than 90°C (194°F) unless supplying a luminaiere
marked as suitable for a different insulation temperature - Answer-✅3 inches
/.Manufactured wiring systems constructed with type MC cable shall be supported and
secured at intervals not exceeding ____ ft. - Answer-✅6 ft
/.Where a main bonding jumper or a system bonding jumper is a screw only the screw
shall be identified with a ____ that shall be visible with the screw installed - Answer-
✅Green finish
/.Plug fuses a 15 amperes and lower rating shall be identified by a ____ configuration of
the window, cap, or other prominent part to distinguish them from fuses of higher
ampere rating - Answer-✅Hexagon
/.The load for household electric clothes dryer's in a dwelling unit(s) shall be either ____
watts (volt-amperes) or the nameplate rating, which ever is larger, for each dryer served
? - Answer-✅5000 watts
/.Service conductors installed as unjacketed multiconductor cable shall have a minimum
clearance of ____ windows that are designed to be opened, doors, porches, stairs fire
escape or similar locations. - Answer-✅3 ft (36 inches)
/.—— Cartridge fuses of the renewable type shall be permitted to be used only for
replacement in existing installation is where there is no evidence of over-fusing or
tampering. - Answer-✅Class H
/.Branch circuit conductors within ____inches of the ballast shall have an insulation
temperature rating not lower it 90°C 194°F - Answer-✅3" inches
/.The minimum radius of a field bend on trade size 1 "1/4 RMC is ____. - Answer-✅8
/.In a dwelling unit which appliance is allowed to have a 24"inch cord with Attachment
ground plug ? - Answer-✅Combination range hood/microwave oven
,/.Type 3 Surge Protective devices can be installed on the load side of a branch circuit
overcurrent device up to the equipment served.if ____ the type 3 SPD connection must
be a minimum 30'ft of conductor a distance from the service or separately derived
system disconnect - Answer-✅Included in the manufactures instructions
/.Which flexible cable is Allowed to be used for electric vehicle charging station 300
Volts ? - Answer-✅EVJ
/.Type ____ fuse adapters shall be designed so that once inserted in a fuse holder that
cannot be removed - Answer-✅Type S fuse
/.Service drops Installed over roof shall have a vertical clearance of ____ above the roof
surface, and unless a lesser distance is permitted by and exceptions - Answer-✅8'ft
/.Class 2 and Class 3 circuits shall not be placed in any enclosure, raceway, cable, or
similar fittings with conductors of Class 1 or electric light or power conductors, unless
____. - Answer-✅Separated by barrier
/.In the critical care areas of health care centers, each patient bed shall be provided with
a minimum of ____ duplex receptacles - Answer-✅3 duplex (6 single)
/.The equipment system shall supply major electric ____ necessary for patient care and
basic hospital operation - Answer-✅Equipment
/.The essential electrical system in a healthcare facility shall be compromised of the -
Answer-✅emergency system and the: equipment system
/.Locations were flammable anesthetics are employed are class I,Division I locations
that shall extend - Answer-✅upwards to a level 5'ft above the floor
/.In a healthcare facility receptacles and attachment plugs in a hazardous (classified)
location with an anesthizing area shall be listed for use in class I group ____ locations -
Answer-✅Group C
/.In anesthetic,areas health care equipment frequently in contact with bodies of persons
shall not exceed ____ volts. - Answer-✅10 Volts
/.In anesthetic areas, low-voltage equipment that is frequently in contact with the bodies
of persons or has exposed current-carrying elements shall - Answer-✅operate on an
electrical potential of 10 volts or less,be moistur- resistant, be approved as intrinsically
safe or double-insulated equipment.
/.In a healthcare facility, the maximum internal current permitted to flow through a line
isolated monitor,when any point of the isolated system is grounded, shall be ____ . -
Answer-✅1 milliamperes
, /.Transfer eguipment, including automatic transfer switches,shall be - Answer-
✅automatic, identified for emergency use , approved by the authority having jurisdiction
/.Automatic transfer switches shall be ____ operated and ____ held - Answer-
✅Electrically operated and mechanically
/.Audible and visual signal devices for an emergency system shall be provided,where
practicable, for the purpose(s) of indicating that - Answer-✅the battery is carrying load,
derangement of emergency source, that the battery charger is not functioning
/.Wiring from an emergency source to emergency loads shall ____ ____ ____ ____ of
all other wiring - Answer-✅Be kept entirely independent of all other wiring
/.Emergency circuit wiring shall be permitted to enter which of the following types of
equipment with normal circuit wiring? - Answer-✅Transfer switches, exit or emergency
luminaries supplied from two sources
/.Emergency circuit wiring must be designed and located in such a manner so as to
minimize the possibility of failure because of ____, ____, ____. - Answer-
✅Vandalism,flood,fire.
/.Emergency lighting emergency power or both must be available in the building within a
time not exceeding ____seconds - Answer-✅10 seconds
/.A storage battery supplying emergency lighting and power shall maintain not less than
87.5% of full fault is that total low for a period of at least 1.5 hours - Answer-✅
/.Where an internal combustion engine is used as the prime mover for the emergency
system and on-site fuel supply shall be provided for not less than 6 hours of full-demand
operation of the system - Answer-✅
/.Unit equipment (battery packs) shall be on the same branch circuit as that serving the
normal lighting in the area and connected ahead of any local switches - Answer-✅
/.The alternate source for emergency systems shall not be required to have ground-fault
protection of equipment with automatic disconnecting means - Answer-✅
/.They equipment grounding terminal buses of the normal and essential branch-circuit
panelboards serving the same individual patient care vicinity shall be connected
together with an insulated continuous copper conductor not smaller than 10 AWG -
Answer-✅
/.Each patient bed location in critical care areas shall be supplied by at least 2 branch
circuits. - Answer-✅
QUESTIONS AND ANSWERS
/. Type ____ is multiconductor cable identified for use as underground service entrance
cable. - Answer-✅Type USE cable
/.Knife switch rated for more than 1200 Amps at 250Volts or less - Answer-✅Can be
used only as isolating switch, shall not be opened under load
/.Track lighting with outlets in a bathroom is not allowed because ? - Answer-✅Track
lighting has receptacle
/.Where internal combustion engines are used as the prime motor, an on site fuel supply
shall be provided with an on premise fuel supply sufficient for not less than ____ hours
full demand operation of the system - Answer-✅6 hours
/.Fixed in place X-ray equipment properly supplied by a branch circuit rated at not over
____ amperes shall be permitted to be supplied through a suitable attachment plug cap
and hard service cable cord. - Answer-✅30 Amps
/.Where skin effect exist the ferromagnetic envelope shall be bonded at ____. - Answer-
✅Both ends
/.GFCI protection at a carnival is not required for equipment at circuit if the receptacle is
of the ____type. - Answer-✅Locking
/.The maximum voltage drop from service point to the last over-current device in a
dwelling unit? - Answer-✅4%
/.Which of the following statements best describe the grounding requirement for central
vacuum outlet - Answer-✅Accessible non current carrying metal parts are required to be
connected to an equipment grounding conductor.
/.In healthcare facilities, patient bed receptacles located in general care areas shall be
supplied by at least two branch circuits, which ____permitted to originate from two
separate transfer switches on the emergency system - Answer-✅Are permitted
/.Patient care areas of healthcare facilities ____ areas such as business offices,
corridors, lounges ,day rooms, or similar areas - Answer-✅Do not include
/.The patient care area is any portion of the healthcare facility where patients are
intended to be ____or ____. - Answer-✅Examined or treated
,/.Each general care area patient bed location in a healthcare facility must be provided
with four ____ or ____ duplex receptacles - Answer-✅Single or two
/.A hospital is a building or portion thereof used for medical, psychiatric,obstetrical , or
surgical, care on a 24 hour basis of ____ or more patients - Answer-✅Four
/.Where installed to reduce electrical noise for electronic equipment, electrical continuity
of the metal raceways shall not be required and metal raceway can terminate a (an)
____ nonmetallic fitting or spacer on electronic equipment - Answer-✅Listed fitting
/.Feeder and branch circuit conductors within ____ inches of a Ballast shall have an
insulation temperature rating not lower than 90°C (194°F) unless supplying a luminaiere
marked as suitable for a different insulation temperature - Answer-✅3 inches
/.Manufactured wiring systems constructed with type MC cable shall be supported and
secured at intervals not exceeding ____ ft. - Answer-✅6 ft
/.Where a main bonding jumper or a system bonding jumper is a screw only the screw
shall be identified with a ____ that shall be visible with the screw installed - Answer-
✅Green finish
/.Plug fuses a 15 amperes and lower rating shall be identified by a ____ configuration of
the window, cap, or other prominent part to distinguish them from fuses of higher
ampere rating - Answer-✅Hexagon
/.The load for household electric clothes dryer's in a dwelling unit(s) shall be either ____
watts (volt-amperes) or the nameplate rating, which ever is larger, for each dryer served
? - Answer-✅5000 watts
/.Service conductors installed as unjacketed multiconductor cable shall have a minimum
clearance of ____ windows that are designed to be opened, doors, porches, stairs fire
escape or similar locations. - Answer-✅3 ft (36 inches)
/.—— Cartridge fuses of the renewable type shall be permitted to be used only for
replacement in existing installation is where there is no evidence of over-fusing or
tampering. - Answer-✅Class H
/.Branch circuit conductors within ____inches of the ballast shall have an insulation
temperature rating not lower it 90°C 194°F - Answer-✅3" inches
/.The minimum radius of a field bend on trade size 1 "1/4 RMC is ____. - Answer-✅8
/.In a dwelling unit which appliance is allowed to have a 24"inch cord with Attachment
ground plug ? - Answer-✅Combination range hood/microwave oven
,/.Type 3 Surge Protective devices can be installed on the load side of a branch circuit
overcurrent device up to the equipment served.if ____ the type 3 SPD connection must
be a minimum 30'ft of conductor a distance from the service or separately derived
system disconnect - Answer-✅Included in the manufactures instructions
/.Which flexible cable is Allowed to be used for electric vehicle charging station 300
Volts ? - Answer-✅EVJ
/.Type ____ fuse adapters shall be designed so that once inserted in a fuse holder that
cannot be removed - Answer-✅Type S fuse
/.Service drops Installed over roof shall have a vertical clearance of ____ above the roof
surface, and unless a lesser distance is permitted by and exceptions - Answer-✅8'ft
/.Class 2 and Class 3 circuits shall not be placed in any enclosure, raceway, cable, or
similar fittings with conductors of Class 1 or electric light or power conductors, unless
____. - Answer-✅Separated by barrier
/.In the critical care areas of health care centers, each patient bed shall be provided with
a minimum of ____ duplex receptacles - Answer-✅3 duplex (6 single)
/.The equipment system shall supply major electric ____ necessary for patient care and
basic hospital operation - Answer-✅Equipment
/.The essential electrical system in a healthcare facility shall be compromised of the -
Answer-✅emergency system and the: equipment system
/.Locations were flammable anesthetics are employed are class I,Division I locations
that shall extend - Answer-✅upwards to a level 5'ft above the floor
/.In a healthcare facility receptacles and attachment plugs in a hazardous (classified)
location with an anesthizing area shall be listed for use in class I group ____ locations -
Answer-✅Group C
/.In anesthetic,areas health care equipment frequently in contact with bodies of persons
shall not exceed ____ volts. - Answer-✅10 Volts
/.In anesthetic areas, low-voltage equipment that is frequently in contact with the bodies
of persons or has exposed current-carrying elements shall - Answer-✅operate on an
electrical potential of 10 volts or less,be moistur- resistant, be approved as intrinsically
safe or double-insulated equipment.
/.In a healthcare facility, the maximum internal current permitted to flow through a line
isolated monitor,when any point of the isolated system is grounded, shall be ____ . -
Answer-✅1 milliamperes
, /.Transfer eguipment, including automatic transfer switches,shall be - Answer-
✅automatic, identified for emergency use , approved by the authority having jurisdiction
/.Automatic transfer switches shall be ____ operated and ____ held - Answer-
✅Electrically operated and mechanically
/.Audible and visual signal devices for an emergency system shall be provided,where
practicable, for the purpose(s) of indicating that - Answer-✅the battery is carrying load,
derangement of emergency source, that the battery charger is not functioning
/.Wiring from an emergency source to emergency loads shall ____ ____ ____ ____ of
all other wiring - Answer-✅Be kept entirely independent of all other wiring
/.Emergency circuit wiring shall be permitted to enter which of the following types of
equipment with normal circuit wiring? - Answer-✅Transfer switches, exit or emergency
luminaries supplied from two sources
/.Emergency circuit wiring must be designed and located in such a manner so as to
minimize the possibility of failure because of ____, ____, ____. - Answer-
✅Vandalism,flood,fire.
/.Emergency lighting emergency power or both must be available in the building within a
time not exceeding ____seconds - Answer-✅10 seconds
/.A storage battery supplying emergency lighting and power shall maintain not less than
87.5% of full fault is that total low for a period of at least 1.5 hours - Answer-✅
/.Where an internal combustion engine is used as the prime mover for the emergency
system and on-site fuel supply shall be provided for not less than 6 hours of full-demand
operation of the system - Answer-✅
/.Unit equipment (battery packs) shall be on the same branch circuit as that serving the
normal lighting in the area and connected ahead of any local switches - Answer-✅
/.The alternate source for emergency systems shall not be required to have ground-fault
protection of equipment with automatic disconnecting means - Answer-✅
/.They equipment grounding terminal buses of the normal and essential branch-circuit
panelboards serving the same individual patient care vicinity shall be connected
together with an insulated continuous copper conductor not smaller than 10 AWG -
Answer-✅
/.Each patient bed location in critical care areas shall be supplied by at least 2 branch
circuits. - Answer-✅
