What type of insulator is used if the direction of the transmission line is to be changed?

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

Strain type

Suspebsion type

Shakle type

Pin type

Strain type

Suspebsion type

Shakle type

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DGVCL Exam Paper (11-12-2011)
If a 5 A fuse is blown frequently in a house lighting circuit, it is required to

Insert a fuse of higher voltage rating

Insert a fuse of higher current rating

Reduce the load

Check the load

Insert a fuse of higher voltage rating

Insert a fuse of higher current rating

Reduce the load

Check the load

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DGVCL Exam Paper (11-12-2011)
The corona effect can be minimized by increasing

Both spacing between the conductors and diameter of the conductor

Diameter of the conductor

Spacing between the conductors

The length of the conductor

Both spacing between the conductors and diameter of the conductor

Diameter of the conductor

Spacing between the conductors

The length of the conductor

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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 unity

Current is minimum and power factor is 0.5

Current is maximum and power factor is 0.5

Current is maximum and power factor is unity

Current is minimum and power factor is unity

Current is minimum and power factor is 0.5

Current is maximum and power factor is 0.5

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

Low copper loss

Low copper as well as iron loss

Low iron loss

Low voltage

Low copper loss

Low copper as well as iron loss

Low iron loss

Low voltage

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DGVCL Exam Paper (11-12-2011)
Ybus used in power flow studies and Zbus used in short circuit studies

Are transpose of each other

Are inverse of each other

Are the same

Have no inter relation

Are transpose of each other

Are inverse of each other

Are the same

Have no inter relation

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DGVCL Exam Paper (11-12-2011)

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) If a 5 A fuse is blown frequently in a house lighting circuit, it is required to

DGVCL Exam Paper (11-12-2011) The corona effect can be minimized by increasing

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

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

DGVCL Exam Paper (11-12-2011) Ybus used in power flow studies and Zbus used in short circuit studies

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)
If a 5 A fuse is blown frequently in a house lighting circuit, it is required to

DGVCL Exam Paper (11-12-2011)
The corona effect can be minimized by increasing

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

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

DGVCL Exam Paper (11-12-2011)
Ybus used in power flow studies and Zbus used in short circuit studies