in a dc motor we supply current only to the armature conductors,from where is the field winding gets excited then??

3 Answers   RRB, Siemens,

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what is meant by vector group of a transformer? How can it be derived?

0 Answers  

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HOW TO IDENTIFY THE RELAYS WHICH APPLICATION IN WHICH RELAY USING?

1 Answers   L&T,

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CT Ratio of a energy meter connection is Red Phase : 100/5A, yello Phase : 50/5A & Blue phase : 100/5 A what is the overall Multiplication factor

0 Answers  

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what is difference between speed mode and torque mode in motor?? explain in simple words please.

0 Answers   Toyota,

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Is ground earthing required for neutral conductor of a prime mover ie DG set?

1 Answers  

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definition of transponder?

1 Answers  

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What is meant by time harmonics and space harmonics?

0 Answers  

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1) Can anyone give me a typical value for Insulation Resistance of 11kV xlpe cable? 2) How much will the IR value decrease per KM of cable length added?

1 Answers  

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what is the load amp of a 2 hp single phase motor?

6 Answers  

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What is the Designing & Selection Procedure for a DG/Transormer of rated capacity?

0 Answers   SCS,

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what is rating providing of contactor,relay,fuse unit for motor output power

2 Answers  

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