WorksheetsWiring Systems #2
Total questions: 10
Worksheet time: 5mins
RMC is connected by use of
Adhesive
Nails
Threads
True or False? AC cable has an insulated ground wire installed in the sheathing?
True
False
LFNC stands for
Lite-fireproof-metallic conduit
Large-fireproof-nonmetallic-conduit
Liquidtight-flexible-nonmetallic-conduit
Liquidtight-free-nonmetallic-conductor
Who of the following tests & certifies electrical materials & equipment?
Building Inspector
Authority Having Jurisdiction
Underwriters Laboratories (UL)
OSHA
Where can the box volume be found for a plastic box?
The table in the code book.
Stamped in the box
Sticker on the box
True of false? A 10 ft section of EMT has 3 current carrying conductors in it. The electrician needs to calculate the adjustment factor for the wires.
True
False
Which type of raceway is flame retardant, moisture & chemical resistant and uses glue-in or snap in fittings?
EMT
ENT
MC
UF
Which wiring method listed is not rated for direct burial?
RMC
ENT
IMC
UF
Which of the following statements about aluminum wire is false?
It expands more than copper
It oxidizes more than copper
It requires Nolox when installing.
It is the most common conductor electricians use.
________ is the max current carrying capacity of a wire and its consequent heat dissipation ability.
Voltage
Ampacity
Resistance
Conductance
