GETCO EXAM PAPER (22-07-2015) QUIZ

The surge impedance loading of the line will _____ if the length of the line is double

become half

four times

double

remains same

TRUE ANSWER : ?
YOUR ANSWER : ?

In the standard B-H curve X axis and Y axis intercepts respctively represents

Flux and MMF

Hysteresis loss and Flux

residual magnetism and coercive force

coercive force and residual magnetism

TRUE ANSWER : ?
YOUR ANSWER : ?

Penalty factor in power system economical operation is measure of

Line loss

generation cost

all are correct

fuel cost

TRUE ANSWER : ?
YOUR ANSWER : ?

The instantaneous value of power in purely inductive circuit is

constant

none of this

changing

zero

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is a reason to decouple AVR and LFC loops when there is a shortage of reactive power?

AVR loop response is slower than LFC loop

deference of error is the main reason

angle of the voltage is not considered

Change in voltage magnitude marginally affects real power

TRUE ANSWER : ?
YOUR ANSWER : ?

Oil is mostly _____ by trucks in India

transport

transmit

transfer

deliver

TRUE ANSWER : ?
YOUR ANSWER : ?

The constraints that are to be met with while solving UC problem are

Spinning reserve

Minimum up time

all are correct

Minimum down time

TRUE ANSWER : ?
YOUR ANSWER : ?

Earth wire on EHV overhead transmission line is provided to protect the line against

switching surge

corona effect

lightning surge

excessive fault voltages

TRUE ANSWER : ?
YOUR ANSWER : ?

The insulation strength of an EHV transmission line is mainly governed by

Harmonics

Load power factor

Switching over voltages

Corona

TRUE ANSWER : ?
YOUR ANSWER : ?

In which of the following festivals are boat races a special feature?

Rongali Bihu

Onam

Pongal

Navaratri

TRUE ANSWER : ?
YOUR ANSWER : ?

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