Electrical Final Exam (Test and Homework) Questions with Latest Update
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Course
NCCER Electrical
Institution
NCCER Electrical
What are three broad categories in the electrical field? - Answer-Residential, Commercial, and Industrial
Name at least two phases of residential electrical wiring. - Answer-Testing and troubleshooting (rough-in finish)
Name two elements of a commercial electrical system that a commercial ele...
Electrical Final Exam (Test and
Homework) Questions with Latest
Update
What are three broad categories in the electrical field? - Answer-Residential,
Commercial, and Industrial
Name at least two phases of residential electrical wiring. - Answer-Testing and
troubleshooting (rough-in finish)
Name two elements of a commercial electrical system that a commercial electrician
would install. - Answer-Fire alarm system and lighting
What two groups are industrial electricians generally split into? - Answer-Installers and
Maintenance personnel
Who would install a fire alarm system? - Answer-Residential electrician
Who would generally install a fire alarm system? - Answer-Commercial electrician
What type of electrician would most likely work on a motor control center? - Answer-
Industrial electrician
Give two locations that a commercial electrician would install power, light and control
wiring? - Answer-Apartment buildings, hospitals
A maintenance electrician is generally employed by whom? - Answer-Maintenance
manger and supervisor of commercial and industrial facilities.
In Massachusetts how many hours does an apprentice need before being allowed to
take the electrician test for their license? - Answer-576 hours in a classroom instructed
and 8,000 hours in OJL before receiving journeyman certificates
State two responsibilities of an employee, and what they mean to you. - Answer-
Professionalism- desired overall behavior and attitude expected in the workplace
Honesty- complete each job in a professional way, never by cutting corners or reducing
materials
What does OSHA stand for? - Answer-Occupational Safety & Health Administration
What two things must you do to maintain a safe working environment? - Answer-Follow
your company's rules for proper working procedures & practice
- report any unsafe equipment & conditions directly to your supervisor
, What is NFPA 70E, and why is it important to us? - Answer-Is a standard that covers
safe work practices
High-voltage rubber gloves must be electrically tested... - Answer-Every six months
The major cause of death from electrical shock is... - Answer-Fibrillation of the heart
The main factor that determines the outcome of an electrical shock is the... - Answer-
Amount of current
According to OSHA, portable tools and appliances do not need to be grounded... -
Answer-If they have an approved system of double insulation.
All electrical equipment and lines should be considered _________ until determined
otherwise. - Answer-Energized
Before entering a confined space, you must... - Answer-Be trained in confined spaced
entry procedures.
Portable electric hand tools account for a large number of electrical shock injuries. One
way to prevent these types of accidents is by... - Answer-Proper grounding of tools
When using a straight ladder, the side rails should be extended at least _____ inches
above the top support point. - Answer-36 in.
A(n) ______ is intended for the electrical protection of personnel. - Answer-GFCI
( Ground Fault Circuit Interrupters )
What voltage is considered high voltage? - Answer-600V or more
The first step to be completed before working on a circuit is to... - Answer-Check that
the circuit is tagged and locked out
Specific data for hazardous material is found in... - Answer-The MSDS
Rubber gloves can be damaged by... - Answer-Hand cream
The horizontal distance from the ladder feet to the base of the wall or support should be
about ________ the working height of the ladder. - Answer-1/4
If an extension working height is 20', what should the horizontal distance at the foot of
the ladder be from the base of the all or support? - Answer-5'
People are rarely injured from lo voltage conductors? - Answer-False
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