At time t= 0+ , with zero initial condition, which of the following acts as a short circuit?

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

Capacitor

Conductor

Voltage source

Resistor

Capacitor

Conductor

Voltage source

Resistor

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DGVCL Exam Paper (11-12-2011)
The purpose of skewing of rotor slots in an induction motor is

To increase the distributuion factor

To increase the breadth factor

To reduce the magnetic hum of the motor

To reduce the locking tendency of the rotor

To increase the distributuion factor

To increase the breadth factor

To reduce the magnetic hum of the motor

To reduce the locking tendency of the rotor

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

DGVCL Exam Paper (11-12-2011)
In which of the following motors, the stator and rotor magnetic fields rotate at the same speed?

Synchronous motor

Reluctance motor

Induction motor

Universal motor

Synchronous motor

Reluctance motor

Induction motor

Universal motor

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DGVCL Exam Paper (11-12-2011)
Fot fast load flow calculations, the best method is

Newton-Raphson

Approximate method

De-coupled method

Gauss-Siedal

Newton-Raphson

Approximate method

De-coupled method

Gauss-Siedal

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DGVCL Exam Paper (11-12-2011)
Under operating conditions, the secondary of a current transformer is always short ciruited because

It is safe to human beings

It avoids core saturation and high voltage induction

It protects the secondary ciruits

It protects the primary ciruits

It is safe to human beings

It avoids core saturation and high voltage induction

It protects the secondary ciruits

It protects the primary ciruits

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DGVCL Exam Paper (11-12-2011)
The purpose of providing a choke in a tube light is

To limit the current to an appropriate value

To eliminate corona effect

To improve the power factor

To avoid radio interference

To limit the current to an appropriate value

To eliminate corona effect

To improve the power factor

To avoid radio interference

ANSWER DOWNLOAD EXAMIANS APP

DGVCL Exam Paper (11-12-2011)

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) The purpose of skewing of rotor slots in an induction motor is

DGVCL Exam Paper (11-12-2011) In which of the following motors, the stator and rotor magnetic fields rotate at the same speed?

DGVCL Exam Paper (11-12-2011) Fot fast load flow calculations, the best method is

DGVCL Exam Paper (11-12-2011) Under operating conditions, the secondary of a current transformer is always short ciruited because

DGVCL Exam Paper (11-12-2011) The purpose of providing a choke in a tube light is

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)
The purpose of skewing of rotor slots in an induction motor is

DGVCL Exam Paper (11-12-2011)
In which of the following motors, the stator and rotor magnetic fields rotate at the same speed?

DGVCL Exam Paper (11-12-2011)
Fot fast load flow calculations, the best method is

DGVCL Exam Paper (11-12-2011)
Under operating conditions, the secondary of a current transformer is always short ciruited because

DGVCL Exam Paper (11-12-2011)
The purpose of providing a choke in a tube light is