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Electrical Cables

Electrical Cables
Low tension cables are generally used up to

400 V
1000 V
200 V
600 V

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Electrical Cables
The minimum dielectric stress in a cable is at

Bedding
Lead sheath
Conductor surface
Armour

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

Both Inter-sheaths and Insulating materials with different dielectric constants
Inter-sheaths
Insulating materials with different dielectric constants
None of the listed here

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Electrical Cables
PVC stands for

Post varnish conductor
Pressed and varnished cloth
Positive voltage conductor
Polyvinyl chloride

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Electrical Cables
A cable carrying alternating current has

Hysteresis losses only
Hysteresis, leakage and copper losses only
Hysteresis, leakage, copper and friction losses
Hysteresis and leakage losses only

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Electrical Cables
The electrostatic stress in underground cables is

Minimum at the conductor and maximum at the sheath
Maximum at the conductor and minimum at the sheath
Same at the conductor and the sheath
Zero at the conductor as well as on the sheath

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MORE MCQ ON Electrical Cables

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