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GETCO EXAM PAPER (22-07-2015)

GETCO Exam Paper (22-07-2015)
Merz-Price protection is employed for protection of

motor
circuit breaker
transmission lines
alternators

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GETCO Exam Paper (22-07-2015)
In sub stations for making and breaking of load current

isolators are used
circuit breakers are used
relays are used
load interrupter switches are used

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GETCO Exam Paper (22-07-2015)
Which of the following is not function of substation batteries?

emergency lighting circuits
provide supply to the excitation system
operating automatic control circuits
operating protective relay systems

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GETCO Exam Paper (22-07-2015)
Shunt capacitors in a substation

deliver active power
consumes lagging VAR
consume active power
delivers lagging VAR

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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

protection purpose
as power transformer
both measuring and protection
measuring purpose

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