A belt-driven cumulatively-compound dc generator is delivering power to the dc mains. If the Belt snaps then the machine will run as a

Electrical Machines
A belt-driven cumulatively-compound dc generator is delivering power to the dc mains. If the Belt snaps then the machine will run as a

differentially compounded motor in the opposite direction

cumulative compounded motor in opposite direction

cumulative compounded motor in the same direction

differentially compounded motor in the same direction

differentially compounded motor in the opposite direction

cumulative compounded motor in opposite direction

cumulative compounded motor in the same direction

differentially compounded motor in the same direction

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Electrical Machines
The current drawn by the armature of DC motor is directly proportional to

The speed of motor.

None of above.

The voltage across the terminals.

The torque required.

The speed of motor.

None of above.

The voltage across the terminals.

The torque required.

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Electrical Machines
Voltage regulation can be determined by which of the following?

All of these

Synchronous impedance method.

MMf method.

ZPF method.

All of these

Synchronous impedance method.

MMf method.

ZPF method.

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Electrical Machines
If iron loss and full load copper loss of any transformer are denoted by Pi and Pc, then the load corresponding to maximum efficiency is given by

(Pi / Pc) Ãƒâ€” full Load.

(Pi / Pc)1.6 Ãƒâ€” full Load.

(Pi / Pc)0.5 Ãƒâ€” Full Load.

(Pi / Pc)2 Ãƒâ€” full Load.

(Pi / Pc) Ãƒâ€” full Load.

(Pi / Pc)1.6 Ãƒâ€” full Load.

(Pi / Pc)0.5 Ãƒâ€” Full Load.

(Pi / Pc)2 Ãƒâ€” full Load.

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Electrical Machines
The synchronous motor can be started by

coupling it with a DC compound motor.

any of the above methods.

providing damper winding in its rotor circuit.

coupling it with a small AC induction motor called the pony motor.

coupling it with a DC compound motor.

any of the above methods.

providing damper winding in its rotor circuit.

coupling it with a small AC induction motor called the pony motor.

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Electrical Machines
Rotating part of DC motor is known as

Pole.

Carbone brush.

Armature.

Starter.

Pole.

Carbone brush.

Armature.

Starter.

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Electrical Machines

Electrical Machines A belt-driven cumulatively-compound dc generator is delivering power to the dc mains. If the Belt snaps then the machine will run as a

Electrical Machines The current drawn by the armature of DC motor is directly proportional to

Electrical Machines Voltage regulation can be determined by which of the following?

Electrical Machines If iron loss and full load copper loss of any transformer are denoted by Pi and Pc, then the load corresponding to maximum efficiency is given by

Electrical Machines The synchronous motor can be started by

Electrical Machines Rotating part of DC motor is known as

Electrical Machines
A belt-driven cumulatively-compound dc generator is delivering power to the dc mains. If the Belt snaps then the machine will run as a

Electrical Machines
The current drawn by the armature of DC motor is directly proportional to

Electrical Machines
Voltage regulation can be determined by which of the following?

Electrical Machines
If iron loss and full load copper loss of any transformer are denoted by Pi and Pc, then the load corresponding to maximum efficiency is given by

Electrical Machines
The synchronous motor can be started by

Electrical Machines
Rotating part of DC motor is known as