In a Synchronous generator, Can AC voltage be used instead of DC voltage in field winding of rotor to produce AC power?

10 Answers   NTPC, Windia,

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Capacity of circuit breakers all types

1 Answers   Megatron Solutions,

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why do you add the load short circuit impedance when considering short circuit amperage. It seems that you should only consider supply. If you need to consider loads and you don't know what loads are to be added , what would be a good sub-transient reactance rating for the loads?

0 Answers  

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what is the generation action and motoring action?

3 Answers  

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What are the differences between single phase and three phase?

0 Answers   ABB, Essar,

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WHAT IS THE difference betwwen LT CABLE AND CONTROL CABLE

5 Answers  

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why plc need seprate earthing?

2 Answers   ABB, Whirlpool,

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why u r living from presentaly working.

0 Answers  

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what do you mean by leading power factor & lagging power factor

13 Answers   Suzlon,

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what is the principle of switch gear? where its function ?

9 Answers  

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EXPLAIN THE FOLLWING: (1) BANDWIDTH (2) SELECTIVITY (3) RESONANT FREQUENCY (4) CURRENT MAGNIFICATION

1 Answers  

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how many earthing should give for transformer body and nuetral

5 Answers   GMR, GOMS,

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