If the dielectric strength of the medium between the contacts builds up more rapidly than the restriking voltage the arc will

DGVCL Exam Paper (11-12-2011)
If the dielectric strength of the medium between the contacts builds up more rapidly than the restriking voltage the arc will

Decrease in size

Restrike

Increase in size

Extinguish

Decrease in size

Restrike

Increase in size

Extinguish

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

Trapping high frequency waves entering into generator/transformer unit.

All of these

Tripping fault current

Trapping power frequency waves

Trapping high frequency waves entering into generator/transformer unit.

All of these

Tripping fault current

Trapping power frequency waves

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DGVCL Exam Paper (11-12-2011)
The motor used in celling fans is

Universal motor

Capacitor start motor

Split phase motor

Capacitor start capacitor run motor

Universal motor

Capacitor start motor

Split phase motor

Capacitor start capacitor run motor

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

The length of the conductor

Both spacing between the conductors and diameter of the conductor

Spacing between the conductors

Diameter of the conductor

The length of the conductor

Both spacing between the conductors and diameter of the conductor

Spacing between the conductors

Diameter of the conductor

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DGVCL Exam Paper (11-12-2011)
The circuit breaker generally used in railway traction is

Vacuum CB

Minimum Oil CB

Air break CB

Bulk Oil CB

Vacuum CB

Minimum Oil CB

Air break CB

Bulk Oil CB

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DGVCL Exam Paper (11-12-2011)
If the voltage at the two ends of a line are 132 kV, and its reactance is 40 Ω, the stability limit of the line is

251.5 MW

217.8 MW

435.6 MW

500 MW

251.5 MW

217.8 MW

435.6 MW

500 MW

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DGVCL Exam Paper (11-12-2011)

DGVCL Exam Paper (11-12-2011) If the dielectric strength of the medium between the contacts builds up more rapidly than the restriking voltage the arc will

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

DGVCL Exam Paper (11-12-2011) The motor used in celling fans is

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

DGVCL Exam Paper (11-12-2011) The circuit breaker generally used in railway traction is

DGVCL Exam Paper (11-12-2011) If the voltage at the two ends of a line are 132 kV, and its reactance is 40 Ω, the stability limit of the line is

DGVCL Exam Paper (11-12-2011)
If the dielectric strength of the medium between the contacts builds up more rapidly than the restriking voltage the arc will

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

DGVCL Exam Paper (11-12-2011)
The motor used in celling fans is

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

DGVCL Exam Paper (11-12-2011)
The circuit breaker generally used in railway traction is

DGVCL Exam Paper (11-12-2011)
If the voltage at the two ends of a line are 132 kV, and its reactance is 40 Ω, the stability limit of the line is