GETCO Exam Paper (30-11-2008)

GETCO Exam Paper (30-11-2008)
If a power system is transiently stable, it

both (a) & (c )

will oscillate beyond the first swing

is always dynamically stable

may be dynamically unstable

both (a) & (c )

will oscillate beyond the first swing

is always dynamically stable

may be dynamically unstable

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GETCO Exam Paper (30-11-2008)
Select the most suitable word from the given choices to fill in the blanks to make the sentence meaningfully complete

Yesterday only he promised me to abstain _____ smoking

for

from

with

on

for

from

with

on

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GETCO Exam Paper (30-11-2008)
Minimum oil C.B. use oil for

lubrication

arc quenching

insulation

cooling

lubrication

arc quenching

insulation

cooling

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GETCO Exam Paper (30-11-2008)
A buchholz will operate in a transformer whenever there is

saturation of magnetic circuit

large internal fault

any of the above

over load

saturation of magnetic circuit

large internal fault

any of the above

over load

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GETCO Exam Paper (30-11-2008)
When a star delta transformer bank of three single phase transformers is to be used for step down transformation with line voltages of 23000 V and 2300 V, the ratio of transformation will be

5.8:1

10.0:1

12.1:1

17.2:1

5.8:1

10.0:1

12.1:1

17.2:1

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GETCO Exam Paper (30-11-2008)
Ashoka sent his son and daughter for the preaching of Buddhism to

Kambodia

Sumatra

Ceylon

Javadvipa

Kambodia

Sumatra

Ceylon

Javadvipa

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