NCCER Practice Exam PT 8

The lightest duty and least costly type of metal conduit is _____.

• RMC

• aluminum conduit

• plastic-coated RMC

• EMT

NEC Article 358 covers _____.

• IMC

• ENT

• EMT

• RMC

To resist corrosion in wet environments, EMT is _____.

• enameled coated

• galvanized

• rubber coated

• dipped in aluminum

Tags

NGSS.HS-PS2-6

Which of the following is often referred to as thin-wall conduit?

• EMT

• Galvanized rigid steel conduit

• IMC

• RMC

Tags

NGSS.HS-PS2-5

RMC may be made of _____.

• copper or aluminum

• cast iron

• PVC

• steel or aluminum

Tags

NGSS.HS-PS2-6

Which of the following is true with regard to PVC?

• It requires the use of expansion joints to avoid damage due to temperature changes.

• It increases the voltage drop of the conductors.

• It must be threaded.

• It can be used as an equipment grounding conductor.

Which Type II PVC conduit would be used when it must be buried and may be subject to physical damage?

• LFNC

• EB

• Schedule 80

• Schedule 40

A type of conduit that is noncorrosive, chemically inert, and non-aging is ______.

• IMC

• black enamel steel conduit

• PVC

• RMC

A type of conduit used to connect machines that vibrate during operation is ______.

• FMC

• RMC

• black enamel steel conduit

• aluminum

The fitting used to protect conductors from the sharp edges of conduit where it enters a box is called a ______.

• locknut

• bushing

• coupling

• locknut