WorksheetsElectrical level one Module 8 section reviews
Total questions: 20
Worksheet time: 14mins
Information on conduit fill for various conductors can be found in NEC.
Informative Annex A
Informative Annex B
Informative Annex C
Informative Annex D
If the conduit does not enter straight into the box,
It may result in a voltage drop
the fttings will be too tight
A kick is required
cut the conduit short
Metal raceways and other enclosures are bonded to
prevent leakage onto any electrical systems below
Ensure electrical continuity and safely conduct any fault current
ensure electrical continuity and safely conduct any leakage
ensure mechanical continutiy
Beam clamps are used with
straps
standoff supports
framing channels
Suspended hangers
When installing conduit in a masonry environment, it is best to use
3' to 5' lengths of conduit
6' (1.8)lengths of conduit
8' to 10' (2.4 m to 3 m) lengths of conduit
20' (6m) lengths of conduit
A fitting that does not require support
outlet box
pull box
junction box
conduit body
The best tie wrap for outdoor use is
(a)
A type of fastener that uses the anchor itself as a drill bit is a
wedge anchor
stud anchor
drive-type anchor
Self-drilling anchor
When installing hammer-driven pins and studs,
the predrilled hole should be slightly smaller than the pin or stud
the predrilled hole should be the same size as the pin or stud
the predrilled hole should be slight larger than the pin or stud
A predrilled hole is not required
Which of the following is true regarding screw gauges and shank
The lower the gauge number, the larger the diameter of the shank.
The lower the gauge number, the longer the length of the shaft
The higher the gauge number, the larger the diameter of the shange
The higher the gauge number, the longer the length of the shank
When using a powder-actuated tool
post warning signs within 50' (15 m) of use
power level 12 is the lowest
color codes are often used to indicate the manufacturer
All loads are interchangeable among makes an models
A type of fastener that uses the anchor itself as a drill bit is a (a) .
Epoxy anchoring systems are commonly used to anchor fasteners in (a) .
Which of the following is true regarding wireways?
Leave knockouts open in raintight troughs to allow for drainage
Which of the following is true regarding wireways?
Raintight lay-in wireways are the same as raintight troughs
Troughs do not require knockouts because the conductors are fully enclosed
Which of the following is true regarding surface metal raceways?
They are typically used to carry service-entrance cable
They can be used indoors and outdoors
They are used in dry, interior locations only.
They are typically installed on floors
Special light-duty center-rail cable tray is most often used for (a) .
The type of cable tray support most likely to be used when power distribution and electrical wiring is routed over a large outdoor area is (a) .
When moving long pieces of raceway, it is best to (a) .
When storing raceway, it is best to (a) .
The maximum distance between wireway supports is
5' (1.5m)
10' (3m)
15' (3m)
20' (6m)
