RSI Residential Wiring Exam Questions With Verified Answers
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Course
Electrical Wiring
Institution
Electrical Wiring
RSI Residential Wiring Exam Questions
With Verified Answers.
The _______ screws on an electrical outlet are used to connect the neutral to the device. -
answerSilver Screws
The voltage between L1 and L2 in a residential service is what? - answer240V
Once a wire is stripped and shaped into a ho...
On Romex cable marked 14/3 AWG, what do these numbers and letters mean? - answer✔Size of wire
and number of conductors with ground
What are the three most common symbols found on a blueprint? - answer✔Switch, Ceiling outlet and
Duplex Receptacle
When using aluminum wire instead of copper, a #12 AWG copper conductor would have to be replaced
with what size aluminum conductor? - answer✔#10 AWG
What is the maximum number of #14 AWG wires in a 3"x2"x2" device box? - answer✔5
What is the volume allowance for a #12 wire? - answer✔36.9 cm³ 2.25in³
How many #14 wires can you put in a 4"x1½ square metal box? - answer✔10
You have a box that has a volume of 22.5 cu in. How many wires can you have in that box? - answer✔11
A 3"x2"x2" device box has a volume of ________? - answer✔10cu in
Electrical wire size is expressed in _________? - answer✔AWG
What is the rule of thumb for a neutral conductor? - answer✔Neutral is always white, but white is not
always neutral.
What or who determines the circuit breaker size needed to protect a circuit? - answer✔Wire Size
The current capacity of a conductor depends on two things. What are they? - answer✔The size of the
wire and the material it is made of.
When using aluminum in place of copper in branch circuits, the aluminum conductors must be sized how
many trade sizes larger than copper conductors? - answer✔One trade size larger
A safety device which automatically shuts off power in the event of an overload or short and can be
reset is called a what? - answer✔Circuit Breaker
A home that measures 35'x48' would have how many square feet? - answer✔1680 square feet
In a 1680 square foot home, how many general purpose lighting circuits would be required? - answer✔3
A small appliance circuit is required to supply how many amps? - answer✔20 amps
What AWG wire size is required for a small appliance circuit? - answer✔#12 AWG
A GFCI is required in a kitchen if the outlets are within ___ft of a _______. - answer✔6ft of a sink
a GFCI will trip on a current imbalance between what? - answer✔the line and the neutral
How fast will a GFCI trip or "open" the circuit? - answer✔1/40th of a second
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