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Electrical Cables

Electrical Cables
The surge resistance of cable is

500 ohms
100 ohms
5 ohms
50 ohms

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Electrical Cables
Dielectric strength of rubber is around

5 kV/mm
25 kV/mm
15 kV/mm
30 kV/mm

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Electrical Cables
Copper as conductor for cables is used as

Alloy with chromium
Annealed
Hard drawn
Hardened and tempered

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Electrical Cables
The advantage of oil filled cables is

Smaller overall size
All of the listed here
No ionization, oxidation and formation of voids
More perfect impregnation

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Electrical Cables
In capacitance grading of cables we use a _________ dielectric.

Homogeneous
Hygroscopic
Porous
Composite

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Electrical Cables
The minimum dielectric stress in a cable is at

Lead sheath
Bedding
Armour
Conductor surface

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MORE MCQ ON Electrical Cables

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