By | June 11, 2020
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Created by Surendra

Electrician Cables Quiz in English Set 1

All Important Question Answers for Electrician Related Exams

1 / 20

If a cable of homogeneous insulation has a maximum stress of 10 kV/mm then the dielectric strength of insulation should be

2 / 20

The intersheaths in the cables are used to

3 / 20

If the length of a cable is doubled its capacitance

4 / 20

The electrostatic stress in underground cables is

5 / 20

PVC stands for

6 / 20

The insulating material should have

7 / 20

If the insulation is replaced by one of relative permittivity 2 the capacitance of the cable will become

8 / 20

The insulation of the cable decreases with

9 / 20

The material for armouring on cable is usually

10 / 20

Solid type cables are considered unreliable beyond 66 kV because

11 / 20

The advantage of oil filled cables is

12 / 20

In cables the charging current

13 / 20

Cables for 220 kV lines are invariably

14 / 20

The breakdown of insulation of the cable can be avoided economically by the use of

15 / 20

Is a cable is to be designed for use on 1000 kV which insulation would you prefer ?

16 / 20

Is a cable is to be designed for use on 1000 kV which insulation would you prefer ?

17 / 20

Cables generally used beyond 66 kV are

18 / 20

In the cables sheaths are used to

19 / 20

High tension cables are generally used up to

20 / 20

If a power cable and a communication cable are to run parallel the minimum distance between the two to avoid interference should be

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