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Types of cable installation in Electrical Network

Authored by Roxana Gutiérrez

Professional Development

Professional Development

Used 2+ times

Types of cable installation in Electrical Network
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the types of Cable Installations in Electrical Network?

Underground Ducts, Aerial Cable, Direct Burial, Open-Wire

Aerial Cable, Above-Ground Conduits, Underwater Cable, Direct Burial

Underwater Cable, Direct Burial, Above-Ground Conduits, Open-Wire

Open-Wire, Aerial Cable, Above-Ground Conduits, Underground Ducts

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of cable installation consists of uninsulated conductors mounted on poles or structures?

Aerial Cable

Underground Ducts

Open-Wire

Above-Ground Conduits

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main disadvantage of open-wire construction?

High cost

Low initial cost

Susceptible to mechanical damage

Requires less space

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of cable installation is used for replacing open wiring and provides greater safety and reliability?

Aerial Cable

Underground Ducts

Above-Ground Conduits

Direct Burial

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main advantage of self-supporting aerial cable over messenger-supported aerial cable?

Provides high tensile strength

Suitable for short distances

Requires less space

Can span relatively large distances

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of cable installation affords the highest degree of mechanical protection available in above-ground conduit systems?

Plastic conduits

Rigid steel conduits

Intermediate-grade metal conduits

Thin-wall EMT

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where are underground ducts used?

Where space is limited

Where mechanical protection is not required

Where high vertical clearances are needed

Where above-ground conductors would be unattractive

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