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GETCO Exam Paper (30-11-2008)

GETCO Exam Paper (30-11-2008)
The effect of wind pressure is more predominant on

neutral wires
transmission lines
insulator
supporting towers

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GETCO Exam Paper (30-11-2008)
In an over current protection, the setting of earth fault relay is _____ the phase fault relay.

not related in
equal to
less than
more than

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GETCO Exam Paper (30-11-2008)
The disadvantage of transmission lines as compared to cables is

inductive interference between power communication circuits
exposure to atmosphere hazards like smoke, ice, etc.
All of these
exposure to lightening

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GETCO Exam Paper (30-11-2008)
If the fault occurs near the relay, the V/I ratio will be _____ that of if the fault occurs away from the relay.

none of these
lower than
equal to
higher than

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GETCO Exam Paper (30-11-2008)
In an overhead transmission line, wave traps are used for the detection of the _____ signals.

fault voltage
fault current
fault power
carrier

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GETCO Exam Paper (30-11-2008)
Arcing voltage will be the least in case of

copper
tungsten
carbon
silver

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MORE MCQ ON GETCO Exam Paper (30-11-2008)

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