Exam (elaborations)
MASTER ELECTRICIAN LICENSE QUESTIONS & ANSWERS
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MASTER ELECTRICIAN LICENSE QUESTIONS & ANSWERS
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MASTER ELECTRICIAN LICENSE QUESTIONS &ANSWERS
If the cover for an underground pull box used for circuits over 600v is not locked, bolted,
or screwed into place, then it must weigh equal to - answers- 100 pounds
The maximum total voltage droop on a branch circuit is - answers- 3%
The floors of vaults in contact with the earth shall be of concrete that is not less then -
answers- 6 inches thick
According to the nec bare live parts are guarded from the public in the following
methods except - answers- protected by fireproof curtain
Equipment associated with the electrical installation can be located above or below
other electrical equipment within their working space when the associated equipment
dose not extend more then - answers- 6inches
When the code uses the words it means the identified actions are allowed but not
required, and may be optional - answers- shall be permitted
A 120 volt 15-20 amp receptacle shall be located with in of air conditioning and
refrigeration, heating systems - answers- 25 feet
Where conductors of different systems are installed in the same raceway, one system
shall have a neutral having an outer covering of white or gray and each other system
having a neutral shall have another covering of - answers- white with a color stripe
other than green
Outlets may be installed in a dwelling unit for specific appliance such as laundry
equipment. The maximum distance between this outlet and appliance - answers- 6 feet
On a 4 wire delta system where the midpoint of one phase winding is grounded only the
conductor shall have a higher phase voltage to ground. The conductor shall be marked -
answers- orange
Where this code specifies that one equipment shall be ''in sight from'' ''within sight from''
or ''within sight of'',and so forth, another equipment, the specified equipment is to be
visible and not more than distance from the other - answers- 50 feet
A door used by personnel to exit the work space that is less than 25 feet from the work
space shall - answers- swing outward with simple ease
The authority having jurisdiction has the responsibility - answers- for making
interpretations of rules
, Where rear access is required to work on de-energized parts on the back of enclosed
equipment a minimum working space of horizontally shall be provided - answers- 36
inches
For equipment rated at 1200 amps or more and over 6 feet wide that contains
overcurrent devices, switching devices, or control devices. There shall be one entrance
to and egress from the required working space not less than 24'' wide and high at each
end of work space. - answers- 6' 6''
Receptacles outlets in floors shall not be counted as part of the required number of
receptacles outlets unless located within of the wall - answers- 18''
The number of receptacles outlets for guest rooms in hotels and motels shall not be less
than that required for a dwelling unit. These receptacles can be located to be
convenient for permanent furniture layout but at least receptacles outlets shall be readily
accessible. - answers- two
At least one receptacle outlet shall be installed within of the top of a show window for
each 12 linear feet measured horizontally across its length - answers- 18"
In the nec the words . Indicate a mandatory requirement - answers- shall not or shall be
permitted
As per new york city code in addition to the number of circuits required in a dwelling unit
an individual branch circuit shall be provided for each receptacle - answers- air
conditioner
The dimensions of working space for access to live parts operating at 300 volts normally
to ground where exposed to live parts on both sides of the workspace is - answers- 4
feet
When leads are supplied with lampholders with lamp holders the conductor attached to
the screw shell shall have a finish - answers- white or gray
How many receptacles are required within the perimeter of the balcony, deck or porch
with the useable . Area of 20 sq ft - answers- one
An 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 - answers- 6
Which of the following are not permitted for the protection of equipment in electrical
vault - answers- stud walls covered with wallboard having a 3 hour rating
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