Answer / k.prakashchandra

There can not be earth fault on delta side as there is no
neutral for earthing and the neutral of the primary gets
isolated .It is customary to have delta -star step up
transformer instead of star-delta.

a transformer can have zero voltage regulation a)o pf b)1 pf c)lagg pf d)lead pf

2 Answers   SJVN,

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How big (size) can the tertiary winding be in transformer? Can we load the tertiary winding, if yes then how much we can load it?

1 Answers  

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How to select the ratio of neutral ct? Is there any relation in between percentage impedance and neutral ct ratio ?

1 Answers  

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what is the defination of 'Mass' & 'Weight'

3 Answers  

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what is tri state logic gate

0 Answers  

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in 3-phase transformer which type of transformet is used in output side?

6 Answers   Essar,

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What is the difference between the relay and the circuit breaker?

0 Answers  

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Why field resistance is greater than the armature resistance in dc mechine

1 Answers   Cape Peninsula University of Technology,

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what is the formula of knowing the clabe size on any load?

1 Answers   JSW, Scan Steel,

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why selected genration, transmission or any at 11kv, 132, 220, 220 or 440 voltage which is propotional to 11. why does not any for ex. 12 kv 13kv or any

2 Answers  

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why a pilot exciter is used in combination with the main exciter? why not only a main exciter is used for excitation to an alternator?

1 Answers   Electrical,

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what is the difference between core & shell type transformer ?& where we use those transformers ?

10 Answers   BNCET,

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