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GETCO Exam Paper (22-07-2015)

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

Reactance Relay
Over current Relay
Impedance Relay
Mho Relay

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GETCO Exam Paper (22-07-2015)
Which of the following cable is extensively used for high tension and low tension work?

XLPE cable
TRS cable
VIR cable
PVC cable

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

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

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GETCO Exam Paper (22-07-2015)
Penalty factor in power system economical operation is measure of

Line loss
generation cost
fuel cost
all are correct

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GETCO Exam Paper (22-07-2015)
In the standard B-H curve X axis and Y axis intercepts respctively represents

coercive force and residual magnetism
residual magnetism and coercive force
Hysteresis loss and Flux
Flux and MMF

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GETCO Exam Paper (22-07-2015)
The PU impedance of a 1089 MVA, 33 kV generator is 1, the ohmic value of its impedance is:

1
10
100
0.5

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

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