TRANSMISSION & DISTRIBUTION QUIZ

The insulating material most commonly used for power cables is

Rubber

PVC

Paper

None of the listed here

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following faults is most likely to occur in cables?

All of these

Breakdown of cable insulation

Cross or short-circuit fault

Open circuit fault

TRUE ANSWER : ?
YOUR ANSWER : ?

In india, the transmission of electric power is done by

None of the listed here

3 phase 4 wire system

3 phase 3 wire system

1 phase system

TRUE ANSWER : ?
YOUR ANSWER : ?

The power transmitted will be maximum when

Receiving end voltage is more

Sending end voltage is more

Reactance is high

Corona losses are minimum

TRUE ANSWER : ?
YOUR ANSWER : ?

Skin effect is proportional to

(conductor diameter)2

(conductor diameter)4

None of these

(conductor diameter)3

(conductor diameter)1/2

TRUE ANSWER : ?
YOUR ANSWER : ?

High voltages for transmission power is economically available from

Ac currents

Dc currents

None of the listed here

Carrier currents

TRUE ANSWER : ?
YOUR ANSWER : ?

Impedance relay is used on _____ transmission lines.

Long

Short

Medium

All

TRUE ANSWER : ?
YOUR ANSWER : ?

The effect of wind pressure is more predominant on

Transmission lines

Neutral wires

Supporting towers

Insulators

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is a static exciter?

Dc separately excited generator

Amplidyne

Rotrol

Rectifier

TRUE ANSWER : ?
YOUR ANSWER : ?

Basically the boosters are

Inductors

Capacitors

Transformers

Synchronous motors

TRUE ANSWER : ?
YOUR ANSWER : ?

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