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GETCO Exam Paper (22-07-2015)

GETCO Exam Paper (22-07-2015)
The insulation strength of an EHV transmission line is mainly governed by

Harmonics
Corona
Switching over voltages
Load power factor

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GETCO Exam Paper (22-07-2015)
For formation of the Y bus matrix (using node voltage analysis) in power system network modelling _____ is used

KVL
all are correct
KCL
Faraday's law

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GETCO Exam Paper (22-07-2015)
When the load is suddenly increased in the receiving end of the system, the phase shift will

remains same
Not affected
decrease
increase

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GETCO Exam Paper (22-07-2015)
The Z matrix of 2 port network is given by [0.9 0.2 : 0.2 0.6]. The element Y22 of the corresponding Y matrix of the same network is given by

1.8
0.4
-0.4
1.2

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GETCO Exam Paper (22-07-2015)
The instantaneous value of power in purely inductive circuit is

none of this
zero
changing
constant

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The instantaneous value of power in purely inductive circuit is changing as it is given as v*i. The average power of purely inductive circuit over a cycle is zero

GETCO Exam Paper (22-07-2015)
"Overshoot" in a time response of control systems is indication of

final value of the output
measure of relative stability
steady state solution
none of this

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MORE MCQ ON GETCO Exam Paper (22-07-2015)

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