DESIGN OF STEEL STRUCTURE QUIZ

Which of the following is a static exciter?

Amplidyne

Dc separately excited generator

Rectifier

Rotrol

TRUE ANSWER : ?
YOUR ANSWER : ?

Corona result in

None of the listed here

Radio frequency

Better regulation

Power factor improvement

TRUE ANSWER : ?
YOUR ANSWER : ?

The most reliable distribution system is

None of the listed here

Interconnected system

Ring main system

Radial system

TRUE ANSWER : ?
YOUR ANSWER : ?

A booster is a

Dc shunt generator

Dc compound generator

None of the listed here

Dc series generator

TRUE ANSWER : ?
YOUR ANSWER : ?

The wooden poles well impregnated with creosote oil or any preservative compound has life

25 to 30 years

From 2 to 5 years

60 to 70 years

10 to 15 years

TRUE ANSWER : ?
YOUR ANSWER : ?

220 kV transmission line voltage is economical for a distance of

22 km

100 km

400 km

200 km

TRUE ANSWER : ?
YOUR ANSWER : ?

In a 3- phase balanced load, each phase has

Same impedance but different p. f

None of the listed here

Same p. f. But different impedance

Same impedance and p. f.

TRUE ANSWER : ?
YOUR ANSWER : ?

The minimum dielectric stress in cable is at

Lead sheath

Conductor surface

Centre of conductor

None of the listed here

TRUE ANSWER : ?
YOUR ANSWER : ?

Low voltage cables are meant for use up to

6.6 kV

1.1 kV

3.3 kV

11 kV

TRUE ANSWER : ?
YOUR ANSWER : ?

In capacitance grading of cables, we use

None of the listed here

One dielectric

A large number of dielectrics

Two or three dielectrics

TRUE ANSWER : ?
YOUR ANSWER : ?

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