Electrical Level one Module 8 supplemental exercise

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 (a)   .

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

Flexible metal conduit must be supported within (a)   inches of each end.

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

(a)  

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?

(a)  

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