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GETCO Exam Paper (22-07-2015)

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

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

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

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

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GETCO Exam Paper (22-07-2015)
Fuel cell for power generation have drawback of _____

Synchronization problems
Very high development costs
Noise, pollution and maintenance problems
Low life span

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GETCO Exam Paper (22-07-2015)
In differential protection scheme, a stabilizing resistance connected to

reduce the effect of non identical CTs
increase the current limit
increase the relay sensitivity
block harmonics

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GETCO Exam Paper (22-07-2015)
The instantaneous value of power in purely inductive circuit is

none of this
zero
constant
changing

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

The instantaneous value of power in purely inductive circuit is changing as it is given as v*i. The average power of purely inductive circuit over a cycle is zero

GETCO Exam Paper (22-07-2015)
Fast excitation system of the generator will _____

Improve the power factor
Improve the reactive power control
Improve the voltage control
Improve the dynamic stability

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

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