whether Transformer is singly excited or doubly excited machine?

2 Answers  

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Can the field winding in synchronous machines be placed on stator?What is the limitation of such arrangement?

2 Answers  

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what is the AC Plant and how can do the work with parts and picture tell us 150 Tr

0 Answers   Wipro,

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Which type of a.c motor is used in the fan (ceiling fan, exhaust fan, pedestal fan, bracket fan etc) which are find in the houses ?

0 Answers  

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What is the formula to find out the kvar required to improve the powerfactor from .85 to .99 at 1500kw, 415v.

4 Answers   Trident,

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how desiel generate sart fail of eb?

0 Answers   OPG, Wipro,

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how cables go in and come out for distribution from the feeder pillar box?

0 Answers   CESC,

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how much battery need for 2kv online ups for 2hr backup

3 Answers   Eaton, Emerson,

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How to calculate fault level of 11 KV system

0 Answers  

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The capacitive reactance of a capacitor of 1/(2(PI)) F at 10^3 H is

0 Answers  

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can we charge 3 ph power transformer delta-star wound with neutral grounded 6.6kV/415V from secondary side(415V) but with primary(6.6kV) open by dg,what are the disadvantages or losses.

1 Answers  

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tell me exact relation b/n voltage and current and which one is depend other

7 Answers   HAL,

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