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

1 Answers  

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what happens to current , when voltage drops .?

11 Answers  

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why electrical power has benn needed for speed controller of woodward governor control for biomas power plant

1 Answers  

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What is the meaning of transformer 16 / 20 mva. 

1 Answers  

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Where I can get the sample question for post of Junior engineer electrical-II For RRB Bhubaneswar.

0 Answers   Noida Power,

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What kind of battries are generaly used with Disel Generator?

1 Answers   Exide,

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please send me last 5 year interview questions

0 Answers   ONGC,

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can i use the six sigma method which is used in management area, in state estimation of power systems?

0 Answers  

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cb used in railway applications is?

2 Answers   NTPC,

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How many types Switchgears?

4 Answers  

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UG cable sizes were specified in sqmm. But practically its not coming to mesure. What's the reason for that? And how they specify the size of the cable?

0 Answers  

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what is proper capacitor placement? How to evaluate capacitor size?

0 Answers   CPCL,

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