Electrical Engineering Questions And Answers :: Cables: part2



Electrical Engineering : Cables QUESTIONS AND ANSWERS :: part2 : 6 to 10

Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :

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

5 kV/mm
10 kV/mm
15 kV/mm
30 kV/mm

7.The insulation of the cable decreases with

the increase in length of the insulation
the decrease in the length of the insulation
either (a) or (b)
none of the above

8.The disadvantage with paper as insulating material is

it is hygroscopic
it has high capacitance
it is an organic material
none of the above

9.In the cables, sheaths are used to

prevent the moisture from entering the cable
provide enough strength
provide proper insulation
none of the above

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

inter-sheaths
insulating materials with different dielectric constants
both (a) and (b)
none of the above

More Cables QUESTIONS AND ANSWERS available in next pages

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