ELECTRICAL CABLES QUIZ

High tension cables are generally used up to

33 kV

132 kV

66 kV

11 kV

TRUE ANSWER : ?
YOUR ANSWER : ?

The insulation of the cable decreases with

Both of the listed here

The increase in length of the insulation

None of the listed here

The decrease in the length of the insulation

TRUE ANSWER : ?
YOUR ANSWER : ?

Low tension cables are generally used up to

200 V

600 V

400 V

1000 V

TRUE ANSWER : ?
YOUR ANSWER : ?

The surge resistance of cable is

500 ohms

50 ohms

100 ohms

5 ohms

TRUE ANSWER : ?
YOUR ANSWER : ?

The material for armouring on cable is usually

Both Steel tape and Galvanized steel wire

Galvanized steel wire

None of the listed here

Steel tape

TRUE ANSWER : ?
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_________ cables are used for 132 kV lines.

Super tension

Extra super voltage

Extra high tension

High tension

TRUE ANSWER : ?
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The minimum dielectric stress in a cable is at

Bedding

Lead sheath

Conductor surface

Armour

TRUE ANSWER : ?
YOUR ANSWER : ?

Cables for 220 kV lines are invariably

Paper insulated

Mica insulated

Compressed oil or compressed gas insulated

Rubber insulated

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following protects a cable against mechanical injury?

Sheath

None of the listed here

Bedding

Armouring

TRUE ANSWER : ?
YOUR ANSWER : ?

The thickness of metallic shielding on cables is usually

40 to 60 mm

0.2 to 0.4 mm

3 to 5 mm

0.04 mm

TRUE ANSWER : ?
YOUR ANSWER : ?

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