Page | 1
E1 RESIDENTIAL ELECTRICAL
INSPECTOR 2026 QUESTIONS AND
ANSWERS | A+ GRADED | WITH
EXPERT SOLUTIONS
Electrical devices operating at less than ___ volts and not
supplying more than ___ watts of energy shall be exempt from
requiring an electrical permit. - correct answer-25,50
Section R105.2 Electrical #4
Who has the authority to give permission to provide temporary
power? - correct answer-Building Official
Section R107.3
A ______ conductor is a conductor that is encased within a
material or has a thickness NOT recognized by the IRC as
electrical insulation. - correct answer-Covered
Definitions Section E3501 - Conductor, Covered
, Page | 2
An approved enclosure shall be used to guard people against
accidental contact with energized parts that operate at a minimum
of ______ volts. - correct answer-50
Section E3404.9
When splicing, terminating, or connecting a conductor to a fixture
or device the minimum length of free conductor required at an
outlet, junction box, or switch point shall be at least ____ inches?
- correct answer-6
Section E3406.11.3
Electrical copper conductors used for feeders and branch circuits
shall have a minimum size of ______. - correct answer-No. 14
AWG
Section E3406.3
, Page | 3
An overhead service conductor spanning over a driveway shall
maintain a minimum vertical clearance of ____ feet from final
grade. - correct answer-12
Section E3604.2.2 #2
The mounting supports used to support service-entrance cables
shall be located within ____ inches of the service head and at
intervals no greater than ____ inches. - correct answer-12,30
Section E3605.7
A minimum clearance not less than ____ feet shall be provided
between the side of a door and an open service conductor without
an overall outer jacket. - correct answer-3
Section E3604.1
An open service conductor shall have a minimum vertical
clearance of no less than ___ feet above a roof that has a 5:12
roof slope. - correct answer-3
, Page | 4
Section E3604.2.1 Exception 2
True or False. The disconnecting means for an electrical service
cannot be installed in a bathroom. - correct answer-True
Section E3601.6.2
A metal underground water pipe must be in direct contact with the
earth for a minimum of ___ feet to be considered as a grounding
electrode. - correct answer-10
Section E3608.1.1
A ground ring can be used as a grounding electrode if located a
minimum ___ inches below the earth and at least ___ feet of bare
copper wire no smaller than ___ AWG is used. - correct answer-
30, 20, 2
Section E3608.1.3
E1 RESIDENTIAL ELECTRICAL
INSPECTOR 2026 QUESTIONS AND
ANSWERS | A+ GRADED | WITH
EXPERT SOLUTIONS
Electrical devices operating at less than ___ volts and not
supplying more than ___ watts of energy shall be exempt from
requiring an electrical permit. - correct answer-25,50
Section R105.2 Electrical #4
Who has the authority to give permission to provide temporary
power? - correct answer-Building Official
Section R107.3
A ______ conductor is a conductor that is encased within a
material or has a thickness NOT recognized by the IRC as
electrical insulation. - correct answer-Covered
Definitions Section E3501 - Conductor, Covered
, Page | 2
An approved enclosure shall be used to guard people against
accidental contact with energized parts that operate at a minimum
of ______ volts. - correct answer-50
Section E3404.9
When splicing, terminating, or connecting a conductor to a fixture
or device the minimum length of free conductor required at an
outlet, junction box, or switch point shall be at least ____ inches?
- correct answer-6
Section E3406.11.3
Electrical copper conductors used for feeders and branch circuits
shall have a minimum size of ______. - correct answer-No. 14
AWG
Section E3406.3
, Page | 3
An overhead service conductor spanning over a driveway shall
maintain a minimum vertical clearance of ____ feet from final
grade. - correct answer-12
Section E3604.2.2 #2
The mounting supports used to support service-entrance cables
shall be located within ____ inches of the service head and at
intervals no greater than ____ inches. - correct answer-12,30
Section E3605.7
A minimum clearance not less than ____ feet shall be provided
between the side of a door and an open service conductor without
an overall outer jacket. - correct answer-3
Section E3604.1
An open service conductor shall have a minimum vertical
clearance of no less than ___ feet above a roof that has a 5:12
roof slope. - correct answer-3
, Page | 4
Section E3604.2.1 Exception 2
True or False. The disconnecting means for an electrical service
cannot be installed in a bathroom. - correct answer-True
Section E3601.6.2
A metal underground water pipe must be in direct contact with the
earth for a minimum of ___ feet to be considered as a grounding
electrode. - correct answer-10
Section E3608.1.1
A ground ring can be used as a grounding electrode if located a
minimum ___ inches below the earth and at least ___ feet of bare
copper wire no smaller than ___ AWG is used. - correct answer-
30, 20, 2
Section E3608.1.3
