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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
Mho Relay
Impedance Relay
Over current Relay

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GETCO Exam Paper (22-07-2015)
What is the synonyms of 'Pragmatic'?

Uncertain
Magnetic
Arrogant
Practical

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GETCO Exam Paper (22-07-2015)
In differential protection scheme, a stabilizing resistance connected to

increase the current limit
reduce the effect of non identical CTs
increase the relay sensitivity
block harmonics

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GETCO Exam Paper (22-07-2015)
For given kVAR and line voltage the ratio of star to delta value of capacitor is

1
0.33333333333333
1.73
3

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GETCO Exam Paper (22-07-2015)
100% string efficiency means

Equal potential across each disc
One of the insulator discs shorted
None uniform potential distribution across each disc
Zero potential across each disc

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GETCO Exam Paper (22-07-2015)
No load efficiency of tranformer is _____ than full load efficiency

greater
lesser
depends on load
same

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

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