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DGVCL Exam Paper (11-12-2011)

DGVCL Exam Paper (11-12-2011)
The best location of the power factor correction equipment to be installed in the transmission line is at

Any place
The receiving end
Middle of the line
The sending end

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DGVCL Exam Paper (11-12-2011)
Which type of back up protection is widely used for the protection of transmission lines?

Control backup
Breaker backup
Remote backup
Relay backup

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DGVCL Exam Paper (11-12-2011)
Under operating conditions, the secondary of a current transformer is always short ciruited because

It avoids core saturation and high voltage induction
It is safe to human beings
It protects the primary ciruits
It protects the secondary ciruits

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DGVCL Exam Paper (11-12-2011)
Which lightning stroke is most dangerous?

Direct stoke on tower top
Direct stroke on ground wire
Direct stroke on line conductor
Indirect stroke on conductor

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DGVCL Exam Paper (11-12-2011)
Reactance relay is used to protect against

Over voltage faults
Earth faults only
Phase faults only
Both phase and earth faults

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DGVCL Exam Paper (11-12-2011)
The bus bar zone faults are generally

Double line to ground faults
Three phase short ciruits
Single line to ground faults
Phase to phase faults

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MORE MCQ ON DGVCL Exam Paper (11-12-2011)

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