Reactance relay is used to protect against

DGVCL Exam Paper (11-12-2011)
Reactance relay is used to protect against

Earth faults only

Phase faults only

Both phase and earth faults

Over voltage faults

Earth faults only

Phase faults only

Both phase and earth faults

Over voltage faults

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DGVCL Exam Paper (11-12-2011)
In carrier current protection, the purpose of the wave trap is for

Trapping power frequency waves

All of these

Trapping high frequency waves entering into generator/transformer unit.

Tripping fault current

Trapping power frequency waves

All of these

Trapping high frequency waves entering into generator/transformer unit.

Tripping fault current

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DGVCL Exam Paper (11-12-2011)
Different computers are connected to a LAN by a cable and a

Modem

Interface card

Telephone line

Special wires

Modem

Interface card

Telephone line

Special wires

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DGVCL Exam Paper (11-12-2011)
The effect of electric shock on the human body depends on

All of these

Duration of contact

Voltage

Current

All of these

Duration of contact

Voltage

Current

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DGVCL Exam Paper (11-12-2011)
The picture on the monitor of a computer is made up of tiny coloured dots called

Points

Icons

Pixels

Spots

Points

Icons

Pixels

Spots

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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)

DGVCL Exam Paper (11-12-2011) Reactance relay is used to protect against

DGVCL Exam Paper (11-12-2011) In carrier current protection, the purpose of the wave trap is for

DGVCL Exam Paper (11-12-2011) Different computers are connected to a LAN by a cable and a

DGVCL Exam Paper (11-12-2011) The effect of electric shock on the human body depends on

DGVCL Exam Paper (11-12-2011) The picture on the monitor of a computer is made up of tiny coloured dots called

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

DGVCL Exam Paper (11-12-2011)
Reactance relay is used to protect against

DGVCL Exam Paper (11-12-2011)
In carrier current protection, the purpose of the wave trap is for

DGVCL Exam Paper (11-12-2011)
Different computers are connected to a LAN by a cable and a

DGVCL Exam Paper (11-12-2011)
The effect of electric shock on the human body depends on

DGVCL Exam Paper (11-12-2011)
The picture on the monitor of a computer is made up of tiny coloured dots called

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