A series generator is connected in series to a feeder having 0.5Ω resistance to boost the voltage. The induced voltage is given by Eg = 0.6Ia, Ra = 0.2Ω and Rs = 0.3Ω. Find the voltage boosted by the generator, when delivering 400 Amp?

Electrical Machines
A series generator is connected in series to a feeder having 0.5Ω resistance to boost the voltage. The induced voltage is given by Eg = 0.6Ia, Ra = 0.2Ω and Rs = 0.3Ω. Find the voltage boosted by the generator, when delivering 400 Amp?

30 V.

60 V.

90 V.

40 V.

30 V.

60 V.

90 V.

40 V.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of the following transformer insulating oil generally used in India?

Naphtha based insulating oil.

Aromatics based insulating oil.

Paraffin based insulating oil.

Olefin based insulating oil.

Naphtha based insulating oil.

Aromatics based insulating oil.

Paraffin based insulating oil.

Olefin based insulating oil.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In circle diagram for induction motor, diameter of circle represents which of the following ?

Running torque.

Rotor current.

Line voltage.

Slip.

Running torque.

Rotor current.

Line voltage.

Slip.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of the following is/are not a self starting motor?

3-phase induction motor

1-phase induction motor

None of these

both 1 and 2

3-phase induction motor

1-phase induction motor

None of these

both 1 and 2

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of the following is minimized by laminating the core of a transformer?

Copper loss.

Eddy current loss.

Hysteresis loss.

Stray loss.

Copper loss.

Eddy current loss.

Hysteresis loss.

Stray loss.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The voltmeter connected across a generator reads voltage same at no load and at full load (rated). The generator is of the type

shunt generator.

series generator.

level compound.

short - shunt generator.

shunt generator.

series generator.

level compound.

short - shunt generator.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines

Electrical Machines A series generator is connected in series to a feeder having 0.5Ω resistance to boost the voltage. The induced voltage is given by Eg = 0.6Ia, Ra = 0.2Ω and Rs = 0.3Ω. Find the voltage boosted by the generator, when delivering 400 Amp?

Electrical Machines Which of the following transformer insulating oil generally used in India?

Electrical Machines In circle diagram for induction motor, diameter of circle represents which of the following ?

Electrical Machines Which of the following is/are not a self starting motor?

Electrical Machines Which of the following is minimized by laminating the core of a transformer?

Electrical Machines The voltmeter connected across a generator reads voltage same at no load and at full load (rated). The generator is of the type

Electrical Machines
A series generator is connected in series to a feeder having 0.5Ω resistance to boost the voltage. The induced voltage is given by Eg = 0.6Ia, Ra = 0.2Ω and Rs = 0.3Ω. Find the voltage boosted by the generator, when delivering 400 Amp?

Electrical Machines
Which of the following transformer insulating oil generally used in India?

Electrical Machines
In circle diagram for induction motor, diameter of circle represents which of the following ?

Electrical Machines
Which of the following is/are not a self starting motor?

Electrical Machines
Which of the following is minimized by laminating the core of a transformer?

Electrical Machines
The voltmeter connected across a generator reads voltage same at no load and at full load (rated). The generator is of the type