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

Increase in size

Restrike

Extinguish

Decrease in size

Increase in size

Restrike

Extinguish

Decrease in size

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DGVCL Exam Paper (11-12-2011)
If the excitation of a synchronous generator fails, it acts as a

Synchronous generator

Induction generator

Induction motor

Synchronous motor

Synchronous generator

Induction generator

Induction motor

Synchronous motor

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DGVCL Exam Paper (11-12-2011)
The advantage of slipring induction motor over the squirrel cage induction motor is

It has a higher efficiency

It is suitable for higher speeds

It can be started with the help of rotor resistances

It's power factor is higher

It has a higher efficiency

It is suitable for higher speeds

It can be started with the help of rotor resistances

It's power factor is higher

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DGVCL Exam Paper (11-12-2011)
A fuse wire should have

High specific resistance and high melting point

High specific resistance and low melting point

Low specific resistance and high melting point

Low specific resistance and low melting point

High specific resistance and high melting point

High specific resistance and low melting point

Low specific resistance and high melting point

Low specific resistance and low melting point

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DGVCL Exam Paper (11-12-2011)
At time t= 0+ , with zero initial condition, which of the following acts as a short circuit?

Voltage source

Capacitor

Resistor

Conductor

Voltage source

Capacitor

Resistor

Conductor

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

A definite time cuttent 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

An inverse time current characteristic

A definite time cuttent 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

An inverse time current characteristic

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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) If the excitation of a synchronous generator fails, it acts as a

DGVCL Exam Paper (11-12-2011) The advantage of slipring induction motor over the squirrel cage induction motor is

DGVCL Exam Paper (11-12-2011) A fuse wire should have

DGVCL Exam Paper (11-12-2011) At time t= 0+ , with zero initial condition, which of the following acts as a short circuit?

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)
If the excitation of a synchronous generator fails, it acts as a

DGVCL Exam Paper (11-12-2011)
The advantage of slipring induction motor over the squirrel cage induction motor is

DGVCL Exam Paper (11-12-2011)
A fuse wire should have

DGVCL Exam Paper (11-12-2011)
At time t= 0+ , with zero initial condition, which of the following acts as a short circuit?

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