Transposition of transmission line is done to

DGVCL Exam Paper (11-12-2011)
Transposition of transmission line is done to

Reduce corona

Reduce line loss

Balance line voltage drop

Reduce skin effect

Reduce corona

Reduce line loss

Balance line voltage drop

Reduce skin effect

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DGVCL Exam Paper (11-12-2011)
If the excitation of a synchronous generator fails, it acts as a

Synchronous motor

Synchronous generator

Induction motor

Induction generator

Synchronous motor

Synchronous generator

Induction motor

Induction generator

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

Low voltage

Low iron loss

Low copper loss

Low copper as well as iron loss

Low voltage

Low iron loss

Low copper loss

Low copper as well as iron loss

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DGVCL Exam Paper (11-12-2011)
At time t= 0+ , with zero initial condition, which of the following acts as a short circuit?

Resistor

Voltage source

Conductor

Capacitor

Resistor

Voltage source

Conductor

Capacitor

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DGVCL Exam Paper (11-12-2011)
Buchholz relay causes

Tripping for major faults and alarm for minor faults

Alarm for both major and minor faults

Tripping for minor faults and alarm for major faults

Tripping for both major and minor faults

Tripping for major faults and alarm for minor faults

Alarm for both major and minor faults

Tripping for minor faults and alarm for major faults

Tripping for both major and minor faults

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DGVCL Exam Paper (11-12-2011)
The purpose of providing a choke in a tube light is

To improve the power factor

To limit the current to an appropriate value

To avoid radio interference

To eliminate corona effect

To improve the power factor

To limit the current to an appropriate value

To avoid radio interference

To eliminate corona effect

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DGVCL Exam Paper (11-12-2011)

DGVCL Exam Paper (11-12-2011) Transposition of transmission line is done to

DGVCL Exam Paper (11-12-2011) If the excitation of a synchronous generator fails, it acts as a

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

DGVCL Exam Paper (11-12-2011) At time t= 0+ , with zero initial condition, which of the following acts as a short circuit?

DGVCL Exam Paper (11-12-2011) Buchholz relay causes

DGVCL Exam Paper (11-12-2011) The purpose of providing a choke in a tube light is

DGVCL Exam Paper (11-12-2011)
Transposition of transmission line is done to

DGVCL Exam Paper (11-12-2011)
If the excitation of a synchronous generator fails, it acts as a

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

DGVCL Exam Paper (11-12-2011)
At time t= 0+ , with zero initial condition, which of the following acts as a short circuit?

DGVCL Exam Paper (11-12-2011)
Buchholz relay causes

DGVCL Exam Paper (11-12-2011)
The purpose of providing a choke in a tube light is