When installing EMT in a wet location, what type of fittings must be used?

• Setscrew

• Compression

• Raintight

• Steel

Most electrical equipment that has a metal frame must be_______________.

When installing a cable system near a metal corrugated sheet roofing deck, a spacing of_________________must be maintained from any point of the roof system.

Flexible metal conduit must be supported within_________________inches of each end.

Which of the following covers the installation requirements for cable tray?

Conductors installed in PVC are subject to a______________.

• increase in operating temperature

• decrease in operating temperature

• increase in ampacity

• reduced voltage drop

Two-inch IMC conduit has the same internal diameter as two-inch RMC.

• true

• false

When installing EMT in a wet location, what type of fittings must be used?

IMC conduit has the same internal diameter as RMC

• true

• false

What type of rigid nonmetallic conduit may be installed where exposed to physical damage?

• Type DB Schedule 80

• Type DB Schedule 40

• Type EB

• Type 1