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GETCO Exam Paper (22-07-2015)

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
KCL
all are correct
Faraday's law

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GETCO Exam Paper (22-07-2015)
Two watt meter method for 3 phase circuit is preferred over other methods because

PF of the load can also be estimated
it can be used for star or delta connected load
all are correct
it can be used for balanced or unbalanced load

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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

-0.4
0.4
1.8
1.2

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GETCO Exam Paper (22-07-2015)
The relay which is most sensitive to power swings (mal operation) is

Reactance Relay
Impedance Relay
Mho Relay
Over current Relay

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GETCO Exam Paper (22-07-2015)
The president of India must have completed the age of

30 Yrs
21 Yrs
35 Yrs
50 Yrs

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GETCO Exam Paper (22-07-2015)
Which of the following is the most likely reason for large overshoot in a control system?

High gain in a system
presence of dead time delay
high retarding torque
high positive correcting torque

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

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