A 4 pole dc motor with armature winding resistance of 0.6 ohm receives a supply of 230 Volt. If the back emf produced during running condition is equal to 210 volt. Calculate the current flowing through the armature at this point.

Electrical Machines
A 4 pole dc motor with armature winding resistance of 0.6 ohm receives a supply of 230 Volt. If the back emf produced during running condition is equal to 210 volt. Calculate the current flowing through the armature at this point.

44.47 Amp.

29 Amp.

33.33 Amp.

43 Amp.

44.47 Amp.

29 Amp.

33.33 Amp.

43 Amp.

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Electrical Machines
Which of the following machines have highest power factor with respect to magnetizing current?

Closed slot type machines.

Semi closed slot type machine.

Any of the above.

Open slot type machines.

Closed slot type machines.

Semi closed slot type machine.

Any of the above.

Open slot type machines.

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Electrical Machines
A 4-pole DC generator runs at 1500 rpm. The frequency of current in the armature winding is:

Zero Hz.

100 Hz.

25 Hz.

50 Hz.

Zero Hz.

100 Hz.

25 Hz.

50 Hz.

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Electrical Machines
A 3 - φ induction motor can also be referred to as a

repulsion motor.

asynchronous motor.

transformer.

shunt motor.

repulsion motor.

asynchronous motor.

transformer.

shunt motor.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Where the shunt generators are widely used?

Where a constant voltage is required over a narrow load range.

Where voltage variation is needed over a wide load range.

Where the load is very high.

Where often load fluctuation is occurred.

Where a constant voltage is required over a narrow load range.

Where voltage variation is needed over a wide load range.

Where the load is very high.

Where often load fluctuation is occurred.

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Electrical Machines
In case of a conductively compensated DC series motor, the compensating winding is provided

In series with the armature winding.

In parallel with the field winding.

In parallel with the armature winding.

As a separate unit.

In series with the armature winding.

In parallel with the field winding.

In parallel with the armature winding.

As a separate unit.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines

Electrical Machines A 4 pole dc motor with armature winding resistance of 0.6 ohm receives a supply of 230 Volt. If the back emf produced during running condition is equal to 210 volt. Calculate the current flowing through the armature at this point.

Electrical Machines Which of the following machines have highest power factor with respect to magnetizing current?

Electrical Machines A 4-pole DC generator runs at 1500 rpm. The frequency of current in the armature winding is:

Electrical Machines A 3 - φ induction motor can also be referred to as a

Electrical Machines Where the shunt generators are widely used?

Electrical Machines In case of a conductively compensated DC series motor, the compensating winding is provided

Electrical Machines
A 4 pole dc motor with armature winding resistance of 0.6 ohm receives a supply of 230 Volt. If the back emf produced during running condition is equal to 210 volt. Calculate the current flowing through the armature at this point.

Electrical Machines
Which of the following machines have highest power factor with respect to magnetizing current?

Electrical Machines
A 4-pole DC generator runs at 1500 rpm. The frequency of current in the armature winding is:

Electrical Machines
A 3 - φ induction motor can also be referred to as a

Electrical Machines
Where the shunt generators are widely used?

Electrical Machines
In case of a conductively compensated DC series motor, the compensating winding is provided