Electrical - Module 8 - Raceways & Fittings

Which type of conduit has a wall thickness that is less than RMC but greater than EMT?

• IMC
• HDPE

• FMC
• PVC

Most equipment that receives electrical power has a metallic frame is ​ (a)   . This means the equipment acts as a ​ (b)   and provides a low-resistance path to ground.

• bonded
• grounding conductor
• insulated
• floating
• electrically charged
• non-conductive

When talking about conduit what do the the letters mean? (match the following)

• LRL

• The letter L represents

• LB

• If the cover is on BOTH SIDES

• Elbow

• If the cover is on the RIGHT

• LL

• If the cover is on the BACK

• LR

• If the cover is on the LEFT

What are sealing fittings used for... (mark those that apply)

• reduce the accumulation of moisture

• Allowing air to escape
• Creating a loose connection between two components
• to minimize the passage of gases & vapors

• flames through conduit

If a bonding wire is installed on a conduit-to-box, what else might be needed?

• Screwdriver and hammer
• Screws and wire straps

• Grounding locknut

• Duct tape and glue

If standoff supports are used, is there a need for offsets?

• No
• Maybe
• Yes

What type of box is needed and what is special about installing conduit in concrete? (mark those that apply)

• Wooden box
• Concrete box
• Plastic box
• No special requirements for installing conduit in concrete
• Special breakaway ears that are nailed to wooden supports

What is a tie wrap used for?

• fastens bundles of wires

• Measuring length of fabric
• Decorating a gift
• Holding up pants

What's the typical metric size of a fastener if written as ....

• 2 x 6M

• 8 x 2

• X followed by a number
• M8 x 1

When using metric fasteners, what does the M8 x 1 mean?

• The M8 x 1 means the fastener has a diameter of threads is 8mm and a thread pitch of 1mm.

• The M8 x 1 means the fastener has a nominal diameter of 8 millimeters and a thread pitch of 1 inch.
• The M8 x 1 means the fastener has a nominal diameter of 8 centimeters and a thread pitch of 1 centimeter.
• The M8 x 1 means the fastener has a nominal diameter of 8 inches and a thread pitch of 1 inch.