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GETCO Exam Paper (22-07-2015)

GETCO Exam Paper (22-07-2015)
During the insulation co-ordination in the sub station, the lowest insulation strength is at

transformer
CTs and PTs
bus bar
circuit breaker

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GETCO Exam Paper (22-07-2015)
Kathakali' is a folk dance prevalent in which state?

Andhra Pradesh
Karnataka
Orissa
Kerala

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GETCO Exam Paper (22-07-2015)
The surge impedance loading of the line will _____ if the length of the line is double

four times
become half
double
remains same

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Surge impedance is independent of length of the line

GETCO Exam Paper (22-07-2015)
Critical clearing time of a fault in a power system is related to

Steady state limit
Short circuit limit
Transient stability limit
Reactive power limit

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GETCO Exam Paper (22-07-2015)
Switching surges are

high voltage Acs
short duration transient voltage
high votage DCs
power frequency voltage

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GETCO Exam Paper (22-07-2015)
In a given current transformer, If permissible current ratio error rated primary current is 5% the CT is suitable for

measuring purpose
both measuring and protection
protection purpose
as power transformer

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

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