The best location of the power factor correction equipment to be installed in the transmission line is at

DGVCL Exam Paper (11-12-2011)
The best location of the power factor correction equipment to be installed in the transmission line is at

The sending end

The receiving end

Middle of the line

Any place

The sending end

The receiving end

Middle of the line

Any place

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DGVCL Exam Paper (11-12-2011)
DC series motors are best suited for traction work because

Its torque is proportional to the square of the armature current and speed is inversely proportional to torque

Torque and speed are proportional to the square of the armature current

Torque and speed are inversely proportional to the square of the armature current

Its torque is proportional to the square of the armature current and speed is directional proporational to torque

Its torque is proportional to the square of the armature current and speed is inversely proportional to torque

Torque and speed are proportional to the square of the armature current

Torque and speed are inversely proportional to the square of the armature current

Its torque is proportional to the square of the armature current and speed is directional proporational to torque

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DGVCL Exam Paper (11-12-2011)
The efficiency of a transformer at full load, 0.8 p.f. lag is 90%. Its efficiency at full load, 0.8 p.f. lead will be

Less than 90%

More than 90%

90 %

80 %

Less than 90%

More than 90%

90 %

80 %

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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 voltage

Low iron loss

Low copper loss

Low copper as well as iron loss

Low voltage

Low iron loss

Low copper loss

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DGVCL Exam Paper (11-12-2011)
What type of insulator is used if the direction of the transmission line is to be changed?

Pin type

Suspebsion type

Shakle type

Strain type

Pin type

Suspebsion type

Shakle type

Strain type

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DGVCL Exam Paper (11-12-2011)
In a series RLC circuit at resonance

Current is maximum and power factor is unity

Current is minimum and power factor is 0.5

Current is minimum and power factor is unity

Current is maximum and power factor is 0.5

Current is maximum and power factor is unity

Current is minimum and power factor is 0.5

Current is minimum and power factor is unity

Current is maximum and power factor is 0.5

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DGVCL Exam Paper (11-12-2011)

DGVCL Exam Paper (11-12-2011) The best location of the power factor correction equipment to be installed in the transmission line is at

DGVCL Exam Paper (11-12-2011) DC series motors are best suited for traction work because

DGVCL Exam Paper (11-12-2011) The efficiency of a transformer at full load, 0.8 p.f. lag is 90%. Its efficiency at full load, 0.8 p.f. lead will be

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

DGVCL Exam Paper (11-12-2011) What type of insulator is used if the direction of the transmission line is to be changed?

DGVCL Exam Paper (11-12-2011) In a series RLC circuit at resonance

DGVCL Exam Paper (11-12-2011)
The best location of the power factor correction equipment to be installed in the transmission line is at

DGVCL Exam Paper (11-12-2011)
DC series motors are best suited for traction work because

DGVCL Exam Paper (11-12-2011)
The efficiency of a transformer at full load, 0.8 p.f. lag is 90%. Its efficiency at full load, 0.8 p.f. lead will be

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

DGVCL Exam Paper (11-12-2011)
What type of insulator is used if the direction of the transmission line is to be changed?

DGVCL Exam Paper (11-12-2011)
In a series RLC circuit at resonance