Home Inspection UPDATED Exam Questions and CORRECT Answers
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Course
Home inspection
Institution
Home Inspection
Home Inspection UPDATED Exam
Questions and CORRECT Answers
What determines the amount of electricity (amperage) the wire can carry? - Correct AnswerSize (diameter)
How many wires are there from the street into the house in a 240 volt system? - Correct
Answer- 3 conductors
The size of the fu...
Home Inspection UPDATED Exam
Questions and CORRECT Answers
What determines the amount of electricity (amperage) the wire can carry? - Correct Answer-
Size (diameter)
How many wires are there from the street into the house in a 240 volt system? - Correct
Answer- 3 conductors
The size of the fuses or breakers at the main disconnect will always tell you the how much
electricity is available to the house? - Correct Answer- FALSE
What is the min. size wire to provide the house with 60 Amp. service? - Correct Answer- #6
gauge (copper)
How is the electrical system in most older homes grounded? - Correct Answer- To metal
water supply piping
The ground wire should always be clamped upstream of the water meter? - Correct Answer-
TRUE
How are electrical systems grounded on rural properties where the oil supply piping into the
house is plastic? - Correct Answer- Both ground rods and metal well casing is used
Breakers are safer than fuses, anyhow with fuses should be upgraded to Breakers. True or
false - Correct Answer- False fuses are just as safe as long as properly maintained and
installed
Fuses are more prone to be improperly sized and overloaded? True or false - Correct Answer-
TRUE
What is/ are the most common reasons for replacement of knob and tube wiring? - Correct
Answer- Breakdown of cloth covering insulation, buried in thermal insulation, and
homeowner splices and repairs are all common reasons for replacement
,Name an important Improvement between knob and tube wiring and modern cable. - Correct
Answer- The use of grounding
Where are GFCI required in newer homes? - Correct Answer- Ground-fault circuit indicators
are required in new homes in kitchen's, bathrooms, unfinished basements, Outdoors area
Porches, and garages.
In most cases, three distribution wires connected to one fuse or breaker is acceptable? True or
false - Correct Answer- FALSE
What is the most common electrical flaw found residential? - Correct Answer- Over fusing
A non grounded receptacle within 6 foot of water should be replaced with? - Correct Answer-
GFCI , GFCI Upstream from receptacle , single pole GFCI breaker
The maximum number of disconnects allowed to shut off main panel are? - Correct Answer-
6
What is the correct size copper wire for a 20 amp breaker? - Correct Answer- 12 copper wire
Non-metallic sheathed cables in an attic on top of joist must be? - Correct Answer- Both
protected within 6 feet of attic ladder , Scuttle hole and must be fastened every 4 and 1/2 feet
What closet lighting is ok? - Correct Answer- Surface mounted or recessed incandescent
fixtures with completely enclosed lamps, recessed fluorescent fixtures , mounted
incandescent fixtures can be mounted on ceiling with 12 inch clearance
Sub panel requirements? - Correct Answer- Neutral and ground must be separated , must be
bonded , must be isolated
Grounding rod must be driven to what depth for proper protection? - Correct Answer- 8 feet
A fused neutral ( neutral wire runs to a fuse) is considered? - Correct Answer- Unsafe
, (True or False) A fused neutral ( neutral wire runs to a fuse) is considered is safe ? - Correct
Answer- False
2 conductor wiring can be used with a GFCI? - Correct Answer- TRUE
Does a sump pump require a GFCI? - Correct Answer- Not, if it is attached to a dedicated
receptacle or circuit
What is the minimum required clearance in front of the main electrical panel box? - Correct
Answer- 30 inches wide X 36 inches front clearance is required at breaker box
AC cable commonly known as BX , contains a bare aluminum wire. What is its purpose? -
Correct Answer- The wire is a bonding wire and should not be connected or brought into the
interior of boxes
When a GFCI is installed on a two wire non grounded system it provides? - Correct Answer-
Fault protection, but not grounding protection
Which action is required by most standards of practice in the electrical inspection? - Correct
Answer- Required to observe polarity and grounding of all interior Outlets within 6 feet of
water
(True or False) The home inspector is required to use a GFCI tester and neon bulb tester at
the main panel? - Correct Answer- FALSE
(True or False) the home inspector is required to determine if aluminum branch circuit wiring
is safe - Correct Answer- FALSE
(True or False) the home inspector is required to dismantle a main disconnect and Main
overload protection devices? - Correct Answer- FALSE
(True or False) According to most standards the inspector must inspect branch circuit wiring -
Correct Answer- TRUE
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