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

Restrike

Decrease in size

Extinguish

Increase in size

Restrike

Decrease in size

Extinguish

Increase in size

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

Balance line voltage drop

Reduce corona

Reduce skin effect

Reduce line loss

Balance line voltage drop

Reduce corona

Reduce skin effect

Reduce line loss

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DGVCL Exam Paper (11-12-2011)
The purpose of embedding the damper winding in the pole face of a synchronous motor is to

Eliminate hunting and provide adequate starting torque

Reduce bearing friction

Reduce winding losses

Eliminate losses on account of fair friction

Eliminate hunting and provide adequate starting torque

Reduce bearing friction

Reduce winding losses

Eliminate losses on account of fair friction

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DGVCL Exam Paper (11-12-2011)
Bulk power transmission over long HVDC lines are preferred on account of

Low cost of HVDC terminals

Simple protection

Minimum line power losses

No harmonic problems

Low cost of HVDC terminals

Simple protection

Minimum line power losses

No harmonic problems

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DGVCL Exam Paper (11-12-2011)
First zone distance relay protects the transmission line section upto

Its full length

50 % of its full length

25 % of its full length

80 % of its full length

Its full length

50 % of its full length

25 % of its full length

80 % of its full length

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DGVCL Exam Paper (11-12-2011)
An IDMT relay provides

A definite time cuttent characteristic

An inverse time current characteristic

A definite time characteristic for low values of the failt current and an inverse characteristic for high values of the fault current

An inverse characteristic for low values of the fault current and a definite time characteristic for high values of the fault current

A definite time cuttent characteristic

An inverse time current characteristic

A definite time characteristic for low values of the failt current and an inverse characteristic for high values of the fault current

An inverse characteristic for low values of the fault current and a definite time characteristic for high values of the fault current

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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) Transposition of transmission line is done to

DGVCL Exam Paper (11-12-2011) The purpose of embedding the damper winding in the pole face of a synchronous motor is to

DGVCL Exam Paper (11-12-2011) Bulk power transmission over long HVDC lines are preferred on account of

DGVCL Exam Paper (11-12-2011) First zone distance relay protects the transmission line section upto

DGVCL Exam Paper (11-12-2011) An IDMT relay provides

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)
Transposition of transmission line is done to

DGVCL Exam Paper (11-12-2011)
The purpose of embedding the damper winding in the pole face of a synchronous motor is to

DGVCL Exam Paper (11-12-2011)
Bulk power transmission over long HVDC lines are preferred on account of

DGVCL Exam Paper (11-12-2011)
First zone distance relay protects the transmission line section upto

DGVCL Exam Paper (11-12-2011)
An IDMT relay provides