Two synchronous generators operating in parallel 200 MW and 400 MW respectively. The drooping characteristics of their governors are identical as 4% from no load to full load. Consider the governors operating at 50Hz on no load. How will the machine share, if the load is 600 MW?

Electrical Machines
Two synchronous generators operating in parallel 200 MW and 400 MW respectively. The drooping characteristics of their governors are identical as 4% from no load to full load. Consider the governors operating at 50Hz on no load. How will the machine share, if the load is 600 MW?

230.7 MW and 369.23 MW respectively

generator 1 gets over load

generator 2 gets over load

200 MW and 400MW respectively

230.7 MW and 369.23 MW respectively

generator 1 gets over load

generator 2 gets over load

200 MW and 400MW respectively

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Electrical Machines
Which of the following methods of speed control is not affected through stator side?

Change of rotor resistance.

Change of number of pole.

Change of supply frequency.

Change of supply voltage.

Change of rotor resistance.

Change of number of pole.

Change of supply frequency.

Change of supply voltage.

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Electrical Machines
In DC machine, the armature windings are placed on the rotor because of necessity for

development of torque.

generation of voltage.

commutation.

electromechanical energy conversion.

development of torque.

generation of voltage.

commutation.

electromechanical energy conversion.

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Electrical Machines
In case of DC shunt motor if load is reduced

The speed will remains almost constant.

DC Shunt Motor

The speed will increase abruptly.

The speed will increase in proportion to reduction in load.

The speed will remains almost constant.

DC Shunt Motor

The speed will increase abruptly.

The speed will increase in proportion to reduction in load.

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Electrical Machines
The DC generator runs at a speed of 1000 rpm and flux per pole is 0.2 Wb, number of poles are 2 the winding is wave wound and having 480 conductors. The critical speed is 1200 rpm. Then the generated emf ( Eg )

2000 Volt.

1600 Volt.

0 Volt.

1500 Volt.

2000 Volt.

1600 Volt.

0 Volt.

1500 Volt.

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Electrical Machines
A large series motor is never started without some mechanical load on it because otherwise it will

draw too much current.

open fuse or circuit breaker.

develop excessive speed and damage itself.

produce sparking at brushes.

draw too much current.

open fuse or circuit breaker.

develop excessive speed and damage itself.

produce sparking at brushes.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines

Electrical Machines Two synchronous generators operating in parallel 200 MW and 400 MW respectively. The drooping characteristics of their governors are identical as 4% from no load to full load. Consider the governors operating at 50Hz on no load. How will the machine share, if the load is 600 MW?

Electrical Machines Which of the following methods of speed control is not affected through stator side?

Electrical Machines In DC machine, the armature windings are placed on the rotor because of necessity for

Electrical Machines In case of DC shunt motor if load is reduced

Electrical Machines The DC generator runs at a speed of 1000 rpm and flux per pole is 0.2 Wb, number of poles are 2 the winding is wave wound and having 480 conductors. The critical speed is 1200 rpm. Then the generated emf ( Eg )

Electrical Machines A large series motor is never started without some mechanical load on it because otherwise it will

Electrical Machines
Two synchronous generators operating in parallel 200 MW and 400 MW respectively. The drooping characteristics of their governors are identical as 4% from no load to full load. Consider the governors operating at 50Hz on no load. How will the machine share, if the load is 600 MW?

Electrical Machines
Which of the following methods of speed control is not affected through stator side?

Electrical Machines
In DC machine, the armature windings are placed on the rotor because of necessity for

Electrical Machines
In case of DC shunt motor if load is reduced

Electrical Machines
The DC generator runs at a speed of 1000 rpm and flux per pole is 0.2 Wb, number of poles are 2 the winding is wave wound and having 480 conductors. The critical speed is 1200 rpm. Then the generated emf ( Eg )

Electrical Machines
A large series motor is never started without some mechanical load on it because otherwise it will