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Electrical Conduit and Cable Installation Guidelines Quiz

#1

Which type of cable installation method is commonly used for exposed wiring on walls and ceilings?

Surface conduit wiring
Explanation

Surface conduit wiring is a common method used for exposed wiring on walls and ceilings.

#2

What is the primary function of a cable tie in cable management?

Secure cables together
Explanation

The primary function of a cable tie in cable management is to secure cables together.

#3

What is the purpose of a conduit body in electrical installations?

To provide access for maintenance
Explanation

A conduit body in electrical installations serves to provide access for maintenance.

#4

In electrical conduit systems, what does the term 'grounding' refer to?

Connecting to the earth
Explanation

In electrical conduit systems, the term 'grounding' refers to connecting to the earth.

#5

What is the primary purpose of cable lugs in electrical connections?

Enhance electrical conductivity
Explanation

The primary purpose of cable lugs in electrical connections is to enhance electrical conductivity.

#6

Which type of conduit is commonly used for protecting electrical wires from mechanical damage?

RMC (Rigid Metal Conduit)
Explanation

RMC is commonly employed to safeguard electrical wires from mechanical harm.

#7

What is the recommended minimum bending radius for PVC conduit during installation?

4 times the conduit diameter
Explanation

The recommended minimum bending radius for PVC conduit during installation is 4 times the conduit diameter.

#8

What is the purpose of a pulling elbow in conduit installation?

To facilitate pulling cables
Explanation

A pulling elbow in conduit installation is used to facilitate the pulling of cables.

#9

Which of the following is a common material for flexible conduit?

Polyvinyl Chloride (PVC)
Explanation

Polyvinyl Chloride (PVC) is a common material used for flexible conduit.

#10

What is the primary advantage of using PVC conduit over metal conduit?

Corrosion resistance
Explanation

The primary advantage of using PVC conduit over metal conduit is corrosion resistance.

#11

In cable installations, what does the term 'plenum' refer to?

Air handling spaces
Explanation

In cable installations, the term 'plenum' refers to air handling spaces.

#12

What is the purpose of bonding in electrical conduit systems?

To establish electrical continuity
Explanation

Bonding in electrical conduit systems serves to establish electrical continuity.

#13

Which NEC (National Electrical Code) article provides guidelines for the installation of conduit and tubing?

Article 358
Explanation

Guidelines for the installation of conduit and tubing are provided in NEC Article 358.

#14

In cable tray installations, what does NEMA stand for?

National Electrical Manufacturing Association
Explanation

NEMA in cable tray installations stands for National Electrical Manufacturing Association.

#15

What is the purpose of a cable gland in cable installations?

To provide strain relief
Explanation

A cable gland in cable installations is used to provide strain relief.

#16

Which NEC article addresses the requirements for wiring methods in Class I, Division 2 hazardous locations?

Article 504
Explanation

NEC Article 504 addresses the requirements for wiring methods in Class I, Division 2 hazardous locations.

#17

Which type of cable is suitable for high-temperature environments?

RHH cable
Explanation

RHH cable is suitable for high-temperature environments.

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