National Home Inspector Examination Study Guide with
all Correct & 100% Verified Answers |Latest Version |
Already Graded A+
T/F: Purlins can be smaller than the supported rafters. ✔Correct Answer-False
The maximum span for a 2x6 purlin is _____ feet. ✔Correct Answer-6
When the span of a header is greater than _____ feet, it's necessary to double the trimmer and
header rafters. ✔Correct Answer-4
A non-bearing partition stud can be _____ notched. ✔Correct Answer-40%
T/F: Lintels and headers are the same things. ✔Correct Answer-True
T/F: Gypsum board can be used as bracing to resist wind and seismic forces. ✔Correct
Answer-True
A joist below and parallel to a bearing wall should be _____. ✔Correct Answer-Doubled
The minimum height for a guard rail is _____ inches. ✔Correct Answer-36
A stairway that is _____ inches or more wide must have two handrails. ✔Correct Answer-48
Swimming pool barriers must be at least _____ feet above grade. ✔Correct Answer-4
A plumbing inspection does not include the _____. ✔Correct Answer-Lawn sprinkler system
In new-construction homes, the minimum pipe size for the main water supply line is _____.
✔Correct Answer-3/4-Inch
The power available in a typical 15-amp, 120-volt household circuit is _____ watts. ✔Correct
Answer-1,800
Linking _____. ✔Correct Answer-Ensures that two fuses or circuit breakers are disconnected
at the same time.
The only suitable receptacles for us with aluminum wire should be marked _____. ✔Correct
Answer-CO/ALR
,Existing knob-and-tube wiring should be replaced _________. ✔Correct Answer-if a grounded
circuit is desired
Aluminum wire was most commonly installed as residential wiring in the __________.
✔Correct Answer-Late 1960's to the late 1970's
The voltage capacity of a residence can be determined by the _________. ✔Correct Answer-
number of conductors entering the structure.
The low point in a service drop must clear the ground where vehicles pass underneath by at
least _____ feet. ✔Correct Answer-12
A service mast must be used with a service drop if the ____________. ✔Correct Answer-
weatherhead does not clear the roof by 3 feet.
The current rating of a system can be determined by ___________________. ✔Correct
Answer-the smallest rating from among the service drop, feeder cables, and the main
disconnect
T/F: The purposes of bonding and grounding are the same. ✔Correct Answer-False
The main defect associated with aluminum wiring is _______. ✔Correct Answer-the fire
danger
Most residential construction requires two separate grounding electrodes that need to be at
least _____ feet apart. ✔Correct Answer-6
T/F: The electrical system's sole ground may terminate on gas piping. ✔Correct Answer-False
The grounded and grounding conductors _____ bus in the service panel. ✔Correct Answer-
can share a common
The National Electrical Code specifies that a black conductor represent the _____ conductor.
✔Correct Answer-hot
The expansion tank for a closed hydronic system is located _______. ✔Correct Answer-above
the boiler
A froced-air heating system that is fueled by oil is evidenced by the presence of a _______.
✔Correct Answer-barometric damper
In a steam-heating system, the operating cut-off control is set at _____ psi. ✔Correct Answer-
2 to 3
, The typical range at which a fan/limit swtich will turn the blower on is _______. ✔Correct
Answer-130 to 150 degrees
Pressure-reducing valves on hot-water heating systems are typically set at ________.
✔Correct Answer-12-22 psi
A(n) _______ does not have a heat exchanger. ✔Correct Answer-electric furnace
For a conventional gas furnace, about _________ per 1,000 BTUs of ventilation for combustion
air should be provided. ✔Correct Answer-2 square inches
Compared to a gas furnace, it is false that an electric furnace ________________. ✔Correct
Answer-will produce lower indoor humidity
The primary control is a __________________. ✔Correct Answer-safety device that senses
the temperature in the exhaust flue
The minimum clearance from an exhaust flue on a conventional oil furnace to combustibles is
______ inches. ✔Correct Answer-9
Each of the following describes a type of window, except _________. ✔Correct Answer-
shingled
A concrete floor in a basement is ________________ ✔Correct Answer-not considered a
structural component of the house
The plaster that has oozed through the spaces between wood lath is referred to as
___________. ✔Correct Answer-a key
Stipple (popcorn) ceiling finishes are particularly good for ___________. ✔Correct Answer-
keeping expenses down
A window stile is the __________________. ✔Correct Answer-section of the window
immediately adjacent to the glass
Ideally, exterior doorways should be ___________. ✔Correct Answer-installed with a step-up
of at least 6 inches
Perimeter foundation drainage tile should be installed _________. ✔Correct Answer-right
beside the footing below the basement's floor level
The vapor barrier should be installed on the ______ side of the insulation. ✔Correct Answer-
warm
all Correct & 100% Verified Answers |Latest Version |
Already Graded A+
T/F: Purlins can be smaller than the supported rafters. ✔Correct Answer-False
The maximum span for a 2x6 purlin is _____ feet. ✔Correct Answer-6
When the span of a header is greater than _____ feet, it's necessary to double the trimmer and
header rafters. ✔Correct Answer-4
A non-bearing partition stud can be _____ notched. ✔Correct Answer-40%
T/F: Lintels and headers are the same things. ✔Correct Answer-True
T/F: Gypsum board can be used as bracing to resist wind and seismic forces. ✔Correct
Answer-True
A joist below and parallel to a bearing wall should be _____. ✔Correct Answer-Doubled
The minimum height for a guard rail is _____ inches. ✔Correct Answer-36
A stairway that is _____ inches or more wide must have two handrails. ✔Correct Answer-48
Swimming pool barriers must be at least _____ feet above grade. ✔Correct Answer-4
A plumbing inspection does not include the _____. ✔Correct Answer-Lawn sprinkler system
In new-construction homes, the minimum pipe size for the main water supply line is _____.
✔Correct Answer-3/4-Inch
The power available in a typical 15-amp, 120-volt household circuit is _____ watts. ✔Correct
Answer-1,800
Linking _____. ✔Correct Answer-Ensures that two fuses or circuit breakers are disconnected
at the same time.
The only suitable receptacles for us with aluminum wire should be marked _____. ✔Correct
Answer-CO/ALR
,Existing knob-and-tube wiring should be replaced _________. ✔Correct Answer-if a grounded
circuit is desired
Aluminum wire was most commonly installed as residential wiring in the __________.
✔Correct Answer-Late 1960's to the late 1970's
The voltage capacity of a residence can be determined by the _________. ✔Correct Answer-
number of conductors entering the structure.
The low point in a service drop must clear the ground where vehicles pass underneath by at
least _____ feet. ✔Correct Answer-12
A service mast must be used with a service drop if the ____________. ✔Correct Answer-
weatherhead does not clear the roof by 3 feet.
The current rating of a system can be determined by ___________________. ✔Correct
Answer-the smallest rating from among the service drop, feeder cables, and the main
disconnect
T/F: The purposes of bonding and grounding are the same. ✔Correct Answer-False
The main defect associated with aluminum wiring is _______. ✔Correct Answer-the fire
danger
Most residential construction requires two separate grounding electrodes that need to be at
least _____ feet apart. ✔Correct Answer-6
T/F: The electrical system's sole ground may terminate on gas piping. ✔Correct Answer-False
The grounded and grounding conductors _____ bus in the service panel. ✔Correct Answer-
can share a common
The National Electrical Code specifies that a black conductor represent the _____ conductor.
✔Correct Answer-hot
The expansion tank for a closed hydronic system is located _______. ✔Correct Answer-above
the boiler
A froced-air heating system that is fueled by oil is evidenced by the presence of a _______.
✔Correct Answer-barometric damper
In a steam-heating system, the operating cut-off control is set at _____ psi. ✔Correct Answer-
2 to 3
, The typical range at which a fan/limit swtich will turn the blower on is _______. ✔Correct
Answer-130 to 150 degrees
Pressure-reducing valves on hot-water heating systems are typically set at ________.
✔Correct Answer-12-22 psi
A(n) _______ does not have a heat exchanger. ✔Correct Answer-electric furnace
For a conventional gas furnace, about _________ per 1,000 BTUs of ventilation for combustion
air should be provided. ✔Correct Answer-2 square inches
Compared to a gas furnace, it is false that an electric furnace ________________. ✔Correct
Answer-will produce lower indoor humidity
The primary control is a __________________. ✔Correct Answer-safety device that senses
the temperature in the exhaust flue
The minimum clearance from an exhaust flue on a conventional oil furnace to combustibles is
______ inches. ✔Correct Answer-9
Each of the following describes a type of window, except _________. ✔Correct Answer-
shingled
A concrete floor in a basement is ________________ ✔Correct Answer-not considered a
structural component of the house
The plaster that has oozed through the spaces between wood lath is referred to as
___________. ✔Correct Answer-a key
Stipple (popcorn) ceiling finishes are particularly good for ___________. ✔Correct Answer-
keeping expenses down
A window stile is the __________________. ✔Correct Answer-section of the window
immediately adjacent to the glass
Ideally, exterior doorways should be ___________. ✔Correct Answer-installed with a step-up
of at least 6 inches
Perimeter foundation drainage tile should be installed _________. ✔Correct Answer-right
beside the footing below the basement's floor level
The vapor barrier should be installed on the ______ side of the insulation. ✔Correct Answer-
warm
