GETCO Exam Paper (30-11-2008)

GETCO Exam Paper (30-11-2008)
In the parallel operation of transformers, which statement is false

transformers transformation ratios same

transformers voltage ratings same

None of these

transformers kVA ratings equal

transformers transformation ratios same

transformers voltage ratings same

None of these

transformers kVA ratings equal

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GETCO Exam Paper (30-11-2008)
With the increase in mechanical force applied, the contact resistance

is unpredictable

decreases

remains unaltered

increases

is unpredictable

decreases

remains unaltered

increases

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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.

I have a _____ respect for his scholarship

steady

strong

profound

close

steady

strong

profound

close

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GETCO Exam Paper (30-11-2008)
Interconnected power systems operating with "tie line bias" will respond to

tie line load changes only

frequency changes only

both frequency and tie line load changes

tie line voltage changes only

tie line load changes only

frequency changes only

both frequency and tie line load changes

tie line voltage changes only

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GETCO Exam Paper (30-11-2008)
The power handling capabilities of transmission lines are

determined by system operators

both (a) & (c )

set by design factors

controlled by load frequency control equipments

determined by system operators

both (a) & (c )

set by design factors

controlled by load frequency control equipments

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

over load

any of the above

large internal fault

saturation of magnetic circuit

over load

any of the above

large internal fault

saturation of magnetic circuit

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