Identify the machine shown in the circuit

SSC JE Electrical 2019 with solution SET-1
Identify the machine shown in the circuit

DC shunt motor

DC long shunt compound generator

DC short shunt compound motor

DC short shunt compound generator

DC shunt motor

DC long shunt compound generator

DC short shunt compound motor

DC short shunt compound generator

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SSC JE Electrical 2019 with solution SET-1
Find the mutual inductance between two ideally coupled coils of 2H and 8H

16 H

4 H

2 H

8 H

16 H

4 H

2 H

8 H

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SSC JE Electrical 2019 with solution SET-1
If an alternator is operating at unity power factor, then its terminal voltage is

Less than the induced EMF, with negative regulation

Less than the induced EMF, with positive voltage regulation

Equal to the induced EMF, with zero voltage regulation

Greater than the induced EMF, with negative voltage regulation

Less than the induced EMF, with negative regulation

Less than the induced EMF, with positive voltage regulation

Equal to the induced EMF, with zero voltage regulation

Greater than the induced EMF, with negative voltage regulation

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SSC JE Electrical 2019 with solution SET-1
Identify the INCORRECT statement with regards to synchronous motors

It is a self-starting machine

The armature winding is placed on the stator

It is a constant speed motor

The field winding is placed on the rotor

It is a self-starting machine

The armature winding is placed on the stator

It is a constant speed motor

The field winding is placed on the rotor

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SSC JE Electrical 2019 with solution SET-1
An electric heater is connected across 230V and it draws a current of 2A. Then the resistance offered by the heater is?

29 ohm

11.5 ohm

290 ohm

115 ohm

29 ohm

11.5 ohm

290 ohm

115 ohm

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SSC JE Electrical 2019 with solution SET-1
The Norton’s current in the circuit shown below is

12A

2A

120A

4A

12A

2A

120A

4A

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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 Identify the machine shown in the circuit

SSC JE Electrical 2019 with solution SET-1 Find the mutual inductance between two ideally coupled coils of 2H and 8H

SSC JE Electrical 2019 with solution SET-1 If an alternator is operating at unity power factor, then its terminal voltage is

SSC JE Electrical 2019 with solution SET-1 Identify the INCORRECT statement with regards to synchronous motors

SSC JE Electrical 2019 with solution SET-1 An electric heater is connected across 230V and it draws a current of 2A. Then the resistance offered by the heater is?

SSC JE Electrical 2019 with solution SET-1 The Norton’s current in the circuit shown below is

SSC JE Electrical 2019 with solution SET-1
Identify the machine shown in the circuit

SSC JE Electrical 2019 with solution SET-1
Find the mutual inductance between two ideally coupled coils of 2H and 8H

SSC JE Electrical 2019 with solution SET-1
If an alternator is operating at unity power factor, then its terminal voltage is

SSC JE Electrical 2019 with solution SET-1
Identify the INCORRECT statement with regards to synchronous motors

SSC JE Electrical 2019 with solution SET-1
An electric heater is connected across 230V and it draws a current of 2A. Then the resistance offered by the heater is?

SSC JE Electrical 2019 with solution SET-1
The Norton’s current in the circuit shown below is