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GETCO Exam Paper (30-11-2008)

GETCO Exam Paper (30-11-2008)
The relay best suited for phase fault relaying for medium transmission line is

mho relay
none of these
reactance relay
impedance relay

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GETCO Exam Paper (30-11-2008)
Transmission efficiency increases as

voltage decreases but power factor increases
voltage and power factor both decrease
voltage increases but power factor decreases
voltage and power factor both increase

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GETCO Exam Paper (30-11-2008)
Transfer of power between two power systems takes place with power flowing from the system with the

Lagging power angle
Higher input current
Greater leading power angle
Higher voltage level

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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
less than
more than
equal to

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GETCO Exam Paper (30-11-2008)
The normal difference between transmission lines and distribution lines is

The operating voltage
The quantity of current carried by the lines
The quantity of power being transmitted by the lines
The cross sectional area of the conductors

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GETCO Exam Paper (30-11-2008)
An AC transmission line requires a VAR input:

to improve the regulation
to reduce losses
to improve stability
to increase power transmission

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

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