Electricity Test Exam Questions And Answers
Verified 100% Correct
A system that is connected to establish electrical continuity and
conductivity is considered to be which of the following? - ANSWER
Bonded
If installed and routed on the outside of a raceway, the length of the
equipment bonding jumper shall not exceed how many feet? - ANSWER 6
feet
What is the minimum size of the aluminum equipment grounding conductor
where the overcurrent protection ahead of a branch circuit or feeder is
sized at 600 amperes? - ANSWER 2/0
The portion of a grounding electrode conductor in a dc system that is
connected to a rod or pipe shall NOT be required to be larger than which of
the following? - ANSWER 6 awg copper
Where are flat cable assemblies permitted to be installed? - ANSWER In
exposed locations
In which application is the installation of NM cable permitted? - ANSWER
Type 3 construction
Disregarding exceptions, conductors used for direct burial applications
shall be shielded if rated above which of the following? - ANSWER 2000
volts
In which application is the installation of UF cable permitted? - ANSWER
In photovoltaic systems
Where is AC cable NOT permitted to be used? - ANSWER In damp
location
Disregarding exceptions, what is the minimum size copper-clad aluminum
, underground service conductor permitted? - ANSWER # 6 awg
What is the maximum spacing for supports of 10 AWG copper conductors
located in a vertical raceway? - ANSWER 100 feet
Unless otherwise provided, MC cables shall be secured at intervals not
exceeding which of the following? - ANSWER 6 feet
Which type of service-entrance cable has a flame-resistant and moisture
resistant covering? - ANSWER Type SE
What is the minimum size copper conductor permitted for use for a 6,000
volt service? - ANSWER 6 awg
How many quarter bends are allowed in IMT between pull points? -
ANSWER 4
A fitting is a part of a wiring system that is intended primarily to perform
which type of function? - ANSWER Mechanical
What is the maximum number of 12 AWG conductors that can be used in
a 4" x 1-1/2" square box? - ANSWER 9
In which application is red brass rigid metal conduit permitted? - ANSWER
Direct burial
The length of the pull box shall not be less than how many times the
outside diameter, over sheath, of the largest shielded or lead-covered
conductor or cable entering the box? - ANSWER 48 times
When installed in the same cable tray, cables operating at over 600 volts
shall be of which type? - ANSWER MC
The combined cross-sectional area of all conductors or cables shall not
exceed what percentage of the interior cross sectional area of the
underfloor raceway? - ANSWER 40%
Verified 100% Correct
A system that is connected to establish electrical continuity and
conductivity is considered to be which of the following? - ANSWER
Bonded
If installed and routed on the outside of a raceway, the length of the
equipment bonding jumper shall not exceed how many feet? - ANSWER 6
feet
What is the minimum size of the aluminum equipment grounding conductor
where the overcurrent protection ahead of a branch circuit or feeder is
sized at 600 amperes? - ANSWER 2/0
The portion of a grounding electrode conductor in a dc system that is
connected to a rod or pipe shall NOT be required to be larger than which of
the following? - ANSWER 6 awg copper
Where are flat cable assemblies permitted to be installed? - ANSWER In
exposed locations
In which application is the installation of NM cable permitted? - ANSWER
Type 3 construction
Disregarding exceptions, conductors used for direct burial applications
shall be shielded if rated above which of the following? - ANSWER 2000
volts
In which application is the installation of UF cable permitted? - ANSWER
In photovoltaic systems
Where is AC cable NOT permitted to be used? - ANSWER In damp
location
Disregarding exceptions, what is the minimum size copper-clad aluminum
, underground service conductor permitted? - ANSWER # 6 awg
What is the maximum spacing for supports of 10 AWG copper conductors
located in a vertical raceway? - ANSWER 100 feet
Unless otherwise provided, MC cables shall be secured at intervals not
exceeding which of the following? - ANSWER 6 feet
Which type of service-entrance cable has a flame-resistant and moisture
resistant covering? - ANSWER Type SE
What is the minimum size copper conductor permitted for use for a 6,000
volt service? - ANSWER 6 awg
How many quarter bends are allowed in IMT between pull points? -
ANSWER 4
A fitting is a part of a wiring system that is intended primarily to perform
which type of function? - ANSWER Mechanical
What is the maximum number of 12 AWG conductors that can be used in
a 4" x 1-1/2" square box? - ANSWER 9
In which application is red brass rigid metal conduit permitted? - ANSWER
Direct burial
The length of the pull box shall not be less than how many times the
outside diameter, over sheath, of the largest shielded or lead-covered
conductor or cable entering the box? - ANSWER 48 times
When installed in the same cable tray, cables operating at over 600 volts
shall be of which type? - ANSWER MC
The combined cross-sectional area of all conductors or cables shall not
exceed what percentage of the interior cross sectional area of the
underfloor raceway? - ANSWER 40%
