Bulk power transmission over long HVDC lines are preferred on account of

DGVCL Exam Paper (11-12-2011)
Bulk power transmission over long HVDC lines are preferred on account of

No harmonic problems

Low cost of HVDC terminals

Minimum line power losses

Simple protection

No harmonic problems

Low cost of HVDC terminals

Minimum line power losses

Simple protection

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DGVCL Exam Paper (11-12-2011)
First zone distance relay protects the transmission line section upto

50 % of its full length

Its full length

25 % of its full length

80 % of its full length

50 % of its full length

Its full length

25 % of its full length

80 % of its full length

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DGVCL Exam Paper (11-12-2011)
All the peripheral devices connected to a computer require power to work. Which of the following voltages is required for the motherboard to work?

DC

Negative cycle of sine wave

AC

Positive cycle of sine wave

DC

Negative cycle of sine wave

AC

Positive cycle of sine wave

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DGVCL Exam Paper (11-12-2011)
If a relay fails to operate inspite of a fault in its own zone of protection, it is said to

Under reach

Reach

Over reach

Pick up

Under reach

Reach

Over reach

Pick up

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DGVCL Exam Paper (11-12-2011)
The main criterion for the design of a distributor is

Temperature rise

Corona loss

Voltage drop

Radio interference

Temperature rise

Corona loss

Voltage drop

Radio interference

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DGVCL Exam Paper (11-12-2011)
Distribution transformers have good all day efficiency due to

Low copper as well as iron loss

Low copper loss

Low voltage

Low iron loss

Low copper as well as iron loss

Low copper loss

Low voltage

Low iron loss

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DGVCL Exam Paper (11-12-2011)

DGVCL Exam Paper (11-12-2011) Bulk power transmission over long HVDC lines are preferred on account of

DGVCL Exam Paper (11-12-2011) First zone distance relay protects the transmission line section upto

DGVCL Exam Paper (11-12-2011) All the peripheral devices connected to a computer require power to work. Which of the following voltages is required for the motherboard to work?

DGVCL Exam Paper (11-12-2011) If a relay fails to operate inspite of a fault in its own zone of protection, it is said to

DGVCL Exam Paper (11-12-2011) The main criterion for the design of a distributor is

DGVCL Exam Paper (11-12-2011) Distribution transformers have good all day efficiency due to

DGVCL Exam Paper (11-12-2011)
Bulk power transmission over long HVDC lines are preferred on account of

DGVCL Exam Paper (11-12-2011)
First zone distance relay protects the transmission line section upto

DGVCL Exam Paper (11-12-2011)
All the peripheral devices connected to a computer require power to work. Which of the following voltages is required for the motherboard to work?

DGVCL Exam Paper (11-12-2011)
If a relay fails to operate inspite of a fault in its own zone of protection, it is said to

DGVCL Exam Paper (11-12-2011)
The main criterion for the design of a distributor is

DGVCL Exam Paper (11-12-2011)
Distribution transformers have good all day efficiency due to