In separately excited m/c,we excite the field by a dc
source,what not with ac source?



In separately excited m/c,we excite the field by a dc source,what not with ac source?..

Answer / meenakshi

in order to have stationary poles (fixed N and S),we use dc
source.

Is This Answer Correct ?    4 Yes 3 No

Post New Answer

More Electrical Engineering Interview Questions

in the directional overcurrent and earthfault protection,normally we are setting the angle 45 deg lead for phase fault overcurrent and -45 deg lead for earthfault fro forward direction.but both the fault are operating on the same angle region only.why?how the relay will response?

0 Answers  


what is meant by MCB and MCCB? and what its full form?

7 Answers   Bajaj, JHM Hotels,


to operate air conditioner of 1.5ton what power of generator is required

1 Answers   Bharat,


Which cable is use for rtcc control panel

0 Answers  


why after termination of HT cable armoured earth connected one end, why not connect other end.pls tell me correct answer.

3 Answers  






where the lexical paramater will use in fron end?

0 Answers  


Is it recommended to apply H.pot test for new cables segments after terminations or joints, however, this cable has been tested before at the manufactor by the vendor ? or only we can apply megger tests ?

1 Answers   Centroid,


Dear all, how we select the cable size according  to current with or without including different correction factor , is there any direct method for sizing of cable... 

0 Answers   Kharafi National,


what is the difference between series and shunt compensation using facts in a transmission line

8 Answers   College School Exams Tests, Genco,


single sphase energy meter measur

7 Answers  


what is the difference b/w conductor and semicoductor

1 Answers  


what is the maximum rating(KVA) of transformer can be used in distribution side..(11KV/440v) and why??

1 Answers   Jindal,


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4452)
  • Electrical Engineering Interview Questions Electrical Engineering (16638)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)